{"affected":[{"affectedData":[{"product":"privoxy","vendor":"n/a","versions":[{"status":"affected","version":"privoxy 3.0.32"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:privoxy:privoxy:*:*:*:*:*:*:*:*","matchCriteriaId":"10E713A2-B544-465F-BC87-FD2A43B8B5A2","versionEndExcluding":"3.0.32","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves."},{"lang":"es","value":"Se encontró un fallo en privoxy versiones anteriores a 3.0.32. Puede ocurrir un bloqueo debido a una desreferencia del puntero NULL cuando el servidor socks se comporta inapropiadamente"}],"id":"CVE-2021-20274","lastModified":"2026-06-17T03:33:35.253","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":5.0,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":10.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-03-09T14:15:12.850","references":[{"source":"secalert@redhat.com","tags":["Issue Tracking","Patch","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1936662"},{"source":"secalert@redhat.com","tags":["Third Party Advisory"],"url":"https://security.gentoo.org/glsa/202107-16"},{"source":"secalert@redhat.com","tags":["Release Notes","Vendor Advisory"],"url":"https://www.privoxy.org/announce.txt"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Third Party Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1936662"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://security.gentoo.org/glsa/202107-16"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"],"url":"https://www.privoxy.org/announce.txt"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-476"}],"source":"secalert@redhat.com","type":"Secondary"}]}