{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2023-24545",
        "assignerOrgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
        "assignerShortName": "Arista",
        "dateUpdated": "2024-08-02T11:03:17.803Z",
        "dateReserved": "2023-01-26T00:00:00",
        "datePublished": "2023-04-12T00:00:00"
    },
    "containers": {
        "cna": {
            "title": "On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch.",
            "datePublic": "2023-04-11T00:00:00",
            "providerMetadata": {
                "orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
                "shortName": "Arista",
                "dateUpdated": "2023-04-12T00:00:00"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "On affected platforms running Arista CloudEOS an issue in the Software Forwarding Engine (Sfe) can lead to a potential denial of service attack by sending malformed packets to the switch. This causes a leak of packet buffers and if enough malformed packets are received, the switch may eventually stop forwarding traffic."
                }
            ],
            "affected": [
                {
                    "vendor": "Arista Networks",
                    "product": "EOS",
                    "versions": [
                        {
                            "version": "4.29.0",
                            "status": "affected",
                            "lessThanOrEqual": "4.29.1F",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.28.0",
                            "status": "affected",
                            "lessThanOrEqual": "4.28.4M",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.27.0",
                            "status": "affected",
                            "lessThanOrEqual": "4.27.7M",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.26.8M",
                            "status": "affected",
                            "lessThanOrEqual": "4.26.8M",
                            "versionType": "custom"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085"
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-400 Uncontrolled Resource Consumption",
                            "cweId": "CWE-400"
                        }
                    ]
                }
            ],
            "x_generator": {
                "engine": "Vulnogram 0.0.9"
            },
            "source": {
                "advisory": "85",
                "defect": [
                    "743423"
                ],
                "discovery": "INTERNAL"
            },
            "configurations": [
                {
                    "lang": "en",
                    "value": "In order to be vulnerable to CVE-2023-24545 and CVE-2023-24513, the switch must be configured to run the Software Forwarding Engine (Sfe). Sfe is the default configuration on CloudEOS platforms. "
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "There is no mitigation / workaround for these issues."
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Artista recommends customers move to the latest version of each release that contains all the fixes listed below.\n\nCVE-2023-24545 has been fixed in the following releases:\n4.29.2F and later releases in the 4.29.x train\n4.28.5M and later releases in the 4.28.x train\n4.27.8M and later releases in the 4.27.x train\n4.26.9M and later releases in the 4.26.x train\n"
                },
                {
                    "lang": "en",
                    "value": "The following hotfixes can be applied to remediate both CVE-2023-24545 and CVE-2023-24513. Due to the size of the hotfixes, there are multiple files. Each hotfix applies to a specific set of release trSecurityAdvisory8X_4.28_Hotfix.swixains:\n\nNote: Installing/uninstalling the SWIX will cause Sfe agent to restart and stop forwarding traffic for up to 10 seconds.\n4.29.1F and below releases in the 4.29.x Train:\nURL:SecurityAdvisory85_4.29_Hotfix.swix\nSWIX Hash:\nSHA512 (SHA-512)c965e149cbbaa8698648af9290c5a728e9fe635186eee7629b789502ef37db4a94beea5ecd20e1dc8a19c2cc8988052b625cfccf764c28b8b0e9e4eef8e79bb4Open with Google Docs\n4.28.5M and below releases in the 4.28.x train:\nURL:SecurityAdvisory85_4.28_Hotfix.swix\nSWIX Hash:\n(SHA-512)522d51c6548111d9819ef8b1523b8798ac6847012955e3f885c6f466c81468960fbd4497b45289c8f77297263111340fbdbd7003a30b64e3ef9a270ace62c079\n4.27.8M and below releases in the 4.27.x train:\nURL:SecurityAdvisory85_4.27_Hotfix.swix\nSWIX Hash:\n(SHA-512)5ce5479c11abf185f50d484204555b2dfb9b1c93e8f475d027082ca0951cbfca0f331960a1dd111b8c079264b1dab31b0a62c8daf011afb27b1283c2382747a2Open with Go\n4.26.9M and below releases in the 4.26.x train:\nURL:SecurityAdvisory85_4.26_Hotfix.swix\nSWIX Hash:\n(SHA-512)9386f12a24f35679bdeb08d506bf0bddb9703d1ef3043de2c06d09ff47f2dd0d1bd7aca0748febb5b04fbdeaed7c4ae2922086fb638c754c3a9a5384306396d2\n"
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T11:03:17.803Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://www.arista.com/en/support/advisories-notices/security-advisory/17240-security-advisory-0085",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}