{"id":"CVE-2017-16671","state":"PUBLISHED","title":"A Buffer Overflow issue was discovered in Asterisk Open Source 13 before 13.18.1, 14 before 14.7.1, and 15 before 15.1.1 and Certified Asterisk 13.13 before 13.13-cert7. No size ch","description":"A Buffer Overflow issue was discovered in Asterisk Open Source 13 before 13.18.1, 14 before 14.7.1, and 15 before 15.1.1 and Certified Asterisk 13.13 before 13.13-cert7. No size checking is done when setting the user field for Party B on a CDR. Thus, it is possible for someone to use an arbitrarily large string and write past the end of the user field storage buffer. NOTE: this is different from CVE-2017-7617, which was only about the Party A buffer.","publishedAt":"2017-11-09T00:00:00.000Z","updatedAt":"2024-08-05T20:35:19.933Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://www.securityfocus.com/bid/101760","http://downloads.digium.com/pub/security/AST-2017-010.html","https://security.gentoo.org/glsa/201811-11","https://www.debian.org/security/2017/dsa-4076","https://issues.asterisk.org/jira/browse/ASTERISK-27337"],"weaknesses":[],"ingestedAt":"2026-10-29T19:43:25.795Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/16xxx/CVE-2017-16671.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2017-16671","state":"PUBLISHED","datePublished":"2017-11-09T00:00:00.000Z","dateUpdated":"2024-08-05T20:35:19.933Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2017-11-08T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A Buffer Overflow issue was discovered in Asterisk Open Source 13 before 13.18.1, 14 before 14.7.1, and 15 before 15.1.1 and Certified Asterisk 13.13 before 13.13-cert7. No size checking is done when setting the user field for Party B on a CDR. Thus, it is possible for someone to use an arbitrarily large string and write past the end of the user field storage buffer. 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