{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2016-9296","sourceIdentifier":"cve@mitre.org","published":"2016-11-12T02:59:04.650","lastModified":"2026-06-17T00:55:47.830","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A null pointer dereference bug affects the 16.02 and many old versions of p7zip. A lack of null pointer check for the variable folders.PackPositions in function CInArchive::ReadAndDecodePackedStreams in CPP/7zip/Archive/7z/7zIn.cpp, as used in the 7z.so library and in 7z applications, will cause a crash and a denial of service when decoding malformed 7z files."},{"lang":"es","value":"Un error de referencia al puntero NULL afecta a la versión 16.02 y muchas versiones anteriores de p7zip. Una falta de comprobación de puntero null para los archivadores variables. PackPositions en la función CInArchive::ReadAndDecodePackedStreams en CPP/7zip/Archive/7z/7zIn.cpp, como es usada en la biblioteca 7z.so y en aplicaciones 7z, causará una caída y denegación de servicio al decodificar archivos 7z mal formados."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/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}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:7-zip:p7zip:16.02:*:*:*:*:*:*:*","matchCriteriaId":"F7E9F309-B22D-4FB7-9EDB-20DF07965E1E"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/94294","source":"cve@mitre.org","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://github.com/yangke/7zip-null-pointer-dereference","source":"cve@mitre.org","tags":["Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://sourceforge.net/p/p7zip/bugs/185/","source":"cve@mitre.org","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/","source":"cve@mitre.org","tags":["Exploit","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/94294","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://github.com/yangke/7zip-null-pointer-dereference","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://sourceforge.net/p/p7zip/bugs/185/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://sourceforge.net/p/p7zip/discussion/383043/thread/648d34db/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}