{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-20398",
        "ASSIGNER": "psirt@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to obtain read/write file system access on the underlying operating system of an affected device.\r\n\r\nThis vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the prompt. A successful exploit could allow the attacker to elevate privileges to root."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')",
                        "cweId": "CWE-78"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Cisco",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Cisco IOS XR Software",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.29"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.92"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.25"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.26"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.11"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.25"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.28"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.93"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.12"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.90"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.90"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.0"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.11"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.12"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.0.14"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.25"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.6.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.12"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.1.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.2.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.31"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.16"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.32"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.16"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.27"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.6.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.8.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.6.15"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.12"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.8.12"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.7.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.4.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.6.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.7.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.9.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.10.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.8.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "6.5.33"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.8.22"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.7.21"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.9.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.5"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.11.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.9.21"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.10.2"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "24.1.1"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.6.3"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.3.6"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.5.52"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "7.11.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-priv-esc-CrG5vhCq",
                "refsource": "MISC",
                "name": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-priv-esc-CrG5vhCq"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-iosxr-priv-esc-CrG5vhCq",
        "discovery": "EXTERNAL",
        "defects": [
            "CSCwj25248"
        ]
    },
    "exploit": [
        {
            "lang": "en",
            "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
    ],
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
                "baseScore": 8.8,
                "baseSeverity": "HIGH",
                "attackVector": "LOCAL",
                "attackComplexity": "LOW",
                "privilegesRequired": "LOW",
                "userInteraction": "NONE",
                "scope": "CHANGED",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "availabilityImpact": "HIGH"
            }
        ]
    }
}