{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-05T19:27:29.107","vulnerabilities":[{"cve":{"id":"CVE-2022-20803","sourceIdentifier":"psirt@cisco.com","published":"2023-02-17T18:15:11.740","lastModified":"2024-11-21T06:43:35.247","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the OLE2 file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device.The vulnerability is due to incorrect use of the realloc function that may result in a double-free. An attacker could exploit this vulnerability by submitting a crafted OLE2 file to be scanned by ClamAV on the affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition."}],"metrics":{"cvssMetricV31":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.0},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}]},"weaknesses":[{"source":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-415"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-415"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*","versionStartIncluding":"0.104.0","versionEndExcluding":"0.104.3","matchCriteriaId":"382C1E36-4A39-45D3-B23B-425A4B0284AD"}]}]}],"references":[{"url":"https://blog.clamav.net/2022/05/clamav-01050-01043-01036-released.html","source":"psirt@cisco.com","tags":["Release Notes"]},{"url":"https://security.gentoo.org/glsa/202310-01","source":"psirt@cisco.com"},{"url":"https://blog.clamav.net/2022/05/clamav-01050-01043-01036-released.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes"]},{"url":"https://security.gentoo.org/glsa/202310-01","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}