{
    "CVE_data_meta": {
        "ASSIGNER": "psirt@cisco.com",
        "DATE_PUBLIC": "2022-05-04T23:00:00",
        "ID": "CVE-2022-20770",
        "STATE": "PUBLIC",
        "TITLE": "ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Cisco AMP for Endpoints ",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Cisco"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available."
            }
        ]
    },
    "exploit": [
        {
            "lang": "eng",
            "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. "
        }
    ],
    "impact": {
        "cvss": {
            "baseScore": "8.6",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H ",
            "version": "3.0"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-399"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "20220504 ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022",
                "refsource": "CISCO",
                "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-prVGcHLd"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2022-b8691af27b",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2022-0ac71a8f3a",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2022-a910a41a17",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20220603 [SECURITY] [DLA 3042-1] clamav security update",
                "url": "https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html"
            }
        ]
    },
    "source": {
        "advisory": "cisco-sa-clamav-dos-prVGcHLd",
        "defect": [
            [
                "CSCwa95108",
                "CSCwa95109",
                "CSCwa95110"
            ]
        ],
        "discovery": "INTERNAL"
    }
}