{"id":"CVE-2013-1621","aliases":["DSA-2622-1","EUVD-2013-1656","GHSA-pvmj-2j9v-f5w6","MGASA-2013-0290","UBUNTU-CVE-2013-1621"],"status":"published","title":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to...","description":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02068,"percentile":0.8155,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2013-02-08T19:00:00Z","modified":"2026-06-16T23:51:47Z","affected":[{"source":"osv","ecosystem":"Debian:6.0","package":"polarssl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.1-1squeeze1"}]}],"versions":["0.12.1-1"],"bundled":2},{"source":"osv","ecosystem":"Mageia:3","package":"polarssl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-1.mga3"}]}],"bundled":3}],"products":[{"vendor":"polarssl","product":"polarssl"}],"references":[{"url":"http://www.isg.rhul.ac.uk/tls/TLStiming.pdf","tags":["x_refsource_MISC","x_transferred","report"]},{"url":"http://www.debian.org/security/2013/dsa-2622","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://openwall.com/lists/oss-security/2013/02/05/24","tags":["mailing-list","x_refsource_MLIST","x_transferred","report"]},{"url":"https://polarssl.org/tech-updates/releases/polarssl-1.2.5-released","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-1621"},{"url":"https://github.com/advisories/GHSA-pvmj-2j9v-f5w6"},{"url":"https://advisories.mageia.org/MGASA-2013-0290.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=11275","tags":["report"]},{"url":"https://polarssl.org/tech-updates/security-advisories/polarssl-security-advisory-2013-01","tags":["advisory"]},{"url":"https://polarssl.org/tech-updates/security-advisories/polarssl-security-advisory-2013-03","tags":["advisory"]},{"url":"https://polarssl.org/tech-updates/releases/polarssl-1.2.6-released","tags":["web"]},{"url":"https://polarssl.org/tech-updates/releases/polarssl-1.2.7-released","tags":["web"]},{"url":"https://polarssl.org/tech-updates/releases/polarssl-1.2.8-released","tags":["web"]},{"url":"https://lists.fedoraproject.org/pipermail/package-announce/2013-September/115922.html","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2013-1621","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2013-1621","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2013-1621","description":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.","status":"published","published":"2013-02-08T19:00:00Z","modified":"2024-08-06T15:04:49.556Z","updated_at":"2026-11-02T14:34:58.882751Z"}],"euvd":[{"id":"EUVD-2013-1656","description":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.","status":"published","published":"2013-02-08T19:00:00Z","modified":"2024-08-06T15:04:49Z","updated_at":"2026-11-03T01:56:41.572158Z"}],"ghsa":[{"id":"GHSA-pvmj-2j9v-f5w6","title":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to...","description":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.","status":"published","published":"2022-05-17T05:14:01Z","modified":"2023-01-28T05:03:35Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:44:00.261556Z"}],"nvd":[{"id":"CVE-2013-1621","description":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.","status":"published","published":"2013-02-08T19:55:01.28Z","modified":"2026-06-16T23:51:47.74Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:21.222658Z"}],"osv":[{"id":"DSA-2622-1","title":"polarssl - several","status":"published","published":"2013-02-13T00:00:00Z","modified":"2026-03-09T01:21:13.944602Z","updated_at":"2026-11-02T15:46:15.489951Z"},{"id":"MGASA-2013-0290","title":"Updated polarssl package fixes security vulnerabilities","description":"The TLS protocol 1.1 and 1.2 and the DTLS protocol 1.0 and 1.2, as used\nin PolarSSL before 1.2.6, does not properly consider timing side-channel\nattacks on a MAC check requirement during the processing of malformed CBC\npadding, which allows remote attackers to conduct distinguishing attacks\nand plaintext-recovery attacks via statistical analysis of timing data for\ncrafted packets, aka the \"Lucky Thirteen\" issue (CVE-2013-0169).\n\nArray index error in the SSL module in PolarSSL before 1.2.6 might allow\nremote attackers to cause a denial of service via vectors involving a\ncrafted padding-length value during validation of CBC padding in a TLS\nsession (CVE-2013-1621).\n\nA third party can set up a SSL/TLS handshake with a server and send a\nmalformed Certificate handshake message that results in an infinite loop\nfor that connection. With a Man-in-the-Middle attack on a client, a third\nparty can trigger the same infinite loop on a client (CVE-2013-4623).\n","status":"published","published":"2013-09-24T21:41:53Z","modified":"2026-04-16T06:22:41.361745608Z","updated_at":"2026-11-02T15:49:39.121227Z"},{"id":"UBUNTU-CVE-2013-1621","description":"Array index error in the SSL module in PolarSSL before 1.2.5 might allow remote attackers to cause a denial of service via vectors involving a crafted padding-length value during validation of CBC padding in a TLS session, a different vulnerability than CVE-2013-0169.","status":"withdrawn","published":"2013-02-08T19:55:00Z","modified":"2025-07-16T07:17:05.693362Z","updated_at":"2026-11-02T15:54:06.854805Z"}]}}