{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2023-20198",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2022-10-27T18:47:50.365Z",
        "datePublished": "2023-10-16T15:12:58.735Z",
        "dateUpdated": "2024-10-23T18:58:22.360Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
                "shortName": "cisco",
                "dateUpdated": "2024-01-25T16:57:55.900Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Cisco is providing an update for the ongoing investigation into observed exploitation of the web UI feature in Cisco IOS XE Software. We are updating the list of fixed releases and adding the Software Checker. Our investigation has determined that the actors exploited two previously unknown issues. The attacker first exploited CVE-2023-20198 to gain initial access and issued a privilege 15 command to create a local user and password combination. This allowed the user to log in with normal user access. The attacker then exploited another component of the web UI feature, leveraging the new local user to elevate privilege to root and write the implant to the file system. Cisco has assigned CVE-2023-20273 to this issue. CVE-2023-20198 has been assigned a CVSS Score of 10.0. CVE-2023-20273 has been assigned a CVSS Score of 7.2. Both of these CVEs are being tracked by CSCwh87343."
                }
            ],
            "affected": [
                {
                    "vendor": "Cisco",
                    "product": "Cisco IOS XE Software",
                    "versions": [
                        {
                            "version": "16.1.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.1.2",
                            "status": "affected"
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                        {
                            "version": "16.1.3",
                            "status": "affected"
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                        {
                            "version": "16.2.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.2.2",
                            "status": "affected"
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                        {
                            "version": "16.3.1",
                            "status": "affected"
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                        {
                            "version": "16.3.2",
                            "status": "affected"
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                        {
                            "version": "16.3.3",
                            "status": "affected"
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                        {
                            "version": "16.3.1a",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.4",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.5",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.5b",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.6",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.7",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.8",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.9",
                            "status": "affected"
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                        {
                            "version": "16.3.10",
                            "status": "affected"
                        },
                        {
                            "version": "16.3.11",
                            "status": "affected"
                        },
                        {
                            "version": "16.4.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.4.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.4.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.1a",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.1b",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.5.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.2",
                            "status": "affected"
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                            "version": "16.6.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.4",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.5",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.4a",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.5a",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.6",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.7",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.8",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.9",
                            "status": "affected"
                        },
                        {
                            "version": "16.6.10",
                            "status": "affected"
                        },
                        {
                            "version": "16.7.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.7.1a",
                            "status": "affected"
                        },
                        {
                            "version": "16.7.1b",
                            "status": "affected"
                        },
                        {
                            "version": "16.7.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.7.3",
                            "status": "affected"
                        },
                        {
                            "version": "16.7.4",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1a",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1b",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1s",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1c",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1d",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.2",
                            "status": "affected"
                        },
                        {
                            "version": "16.8.1e",
                            "status": "affected"
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                        {
                            "version": "16.8.3",
                            "status": "affected"
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                        {
                            "version": "16.9.1",
                            "status": "affected"
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                        {
                            "version": "16.9.2",
                            "status": "affected"
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                        {
                            "version": "16.9.1a",
                            "status": "affected"
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                        {
                            "version": "16.9.1b",
                            "status": "affected"
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                        {
                            "version": "16.9.1s",
                            "status": "affected"
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                        {
                            "version": "16.9.3",
                            "status": "affected"
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                        {
                            "version": "16.9.4",
                            "status": "affected"
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                        {
                            "version": "16.9.3a",
                            "status": "affected"
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                        {
                            "version": "16.9.5",
                            "status": "affected"
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                        {
                            "version": "16.9.5f",
                            "status": "affected"
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                            "version": "16.9.6",
                            "status": "affected"
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                        {
                            "version": "16.9.7",
                            "status": "affected"
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                            "version": "16.9.8",
                            "status": "affected"
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                            "version": "16.10.1",
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "16.10.1e",
                            "status": "affected"
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                        {
                            "version": "16.10.1d",
                            "status": "affected"
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                            "status": "affected"
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                            "version": "16.10.1f",
                            "status": "affected"
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                            "version": "16.10.1g",
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                            "status": "affected"
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                            "version": "16.11.1s",
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                            "version": "16.12.1",
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "16.12.1c",
                            "status": "affected"
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                            "version": "16.12.1w",
                            "status": "affected"
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                            "version": "16.12.2",
                            "status": "affected"
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                        {
                            "version": "16.12.1y",
                            "status": "affected"
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                        {
                            "version": "16.12.2a",
                            "status": "affected"
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                            "version": "16.12.3",
                            "status": "affected"
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                            "version": "16.12.8",
                            "status": "affected"
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                            "version": "16.12.2s",
                            "status": "affected"
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                        {
                            "version": "16.12.1x",
                            "status": "affected"
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                        {
                            "version": "16.12.1t",
                            "status": "affected"
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                        {
                            "version": "16.12.4",
                            "status": "affected"
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                            "version": "16.12.3s",
                            "status": "affected"
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                            "status": "affected"
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                        {
                            "version": "16.12.4a",
                            "status": "affected"
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                        {
                            "version": "16.12.5",
                            "status": "affected"
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                            "status": "affected"
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                            "version": "16.12.1z1",
                            "status": "affected"
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                            "status": "affected"
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                        {
                            "version": "16.12.5b",
                            "status": "affected"
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                            "version": "16.12.1z2",
                            "status": "affected"
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                            "version": "16.12.6a",
                            "status": "affected"
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                        {
                            "version": "16.12.7",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.1.1",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.1.3",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.2.1a",
                            "status": "affected"
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                        {
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                            "status": "affected"
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                        {
                            "version": "17.2.2",
                            "status": "affected"
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                            "version": "17.2.3",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.3.4",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.3.6",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.3.7",
                            "status": "affected"
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                            "version": "17.3.8",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.5.1",
                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.9.2a",
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                            "status": "affected"
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                            "status": "affected"
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                            "version": "17.11.1a",
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                            "version": "17.11.99SW",
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                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Unprotected Alternate Channel",
                            "type": "cwe",
                            "cweId": "CWE-420"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-webui-privesc-j22SaA4z",
                    "name": "cisco-sa-iosxe-webui-privesc-j22SaA4z"
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                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
                        "baseScore": 10,
                        "baseSeverity": "CRITICAL",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH"
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                    "lang": "en",
                    "value": "Cisco is aware of active exploitation of these vulnerabilities."
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                                "timestamp": "2024-10-23T18:58:11.982740Z",
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}