{"id":"CVE-2013-5209","aliases":["DSA-2743-1","EUVD-2013-5049","GHSA-2r3m-qf73-j4jq"],"status":"published","title":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in...","description":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in the kernel in FreeBSD 8.3 through 9.2-PRERELEASE does not properly initialize the state-cookie data structure, which allows remote attackers to obtain sensitive information from kernel stack memory by reading packet data in INIT-ACK chunks.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:C/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02511,"percentile":0.84881,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2013-08-26T00:00:00Z","modified":"2026-06-16T23:58:30Z","affected":[{"source":"osv","ecosystem":"Debian:7","package":"kfreebsd-9","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0-10+deb70.3"}]}],"versions":["9.0-10","9.0-10+deb70.1","9.0-10+deb70.2"],"bundled":3}],"products":[{"vendor":"freebsd","product":"freebsd"}],"references":[{"url":"http://www.freebsd.org/security/advisories/FreeBSD-SA-13:10.sctp.asc","tags":["vendor-advisory","x_refsource_FREEBSD","x_transferred","Vendor Advisory"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=905080","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.securitytracker.com/id/1028940","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/61939","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://svnweb.freebsd.org/base?view=revision\u0026revision=254338","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-5209"},{"url":"https://github.com/advisories/GHSA-2r3m-qf73-j4jq"}],"sources":{"cve":[{"id":"CVE-2013-5209","description":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in the kernel in FreeBSD 8.3 through 9.2-PRERELEASE does not properly initialize the state-cookie data structure, which allows remote attackers to obtain sensitive information from kernel stack memory by reading packet data in INIT-ACK chunks.","status":"published","published":"2013-08-29T10:00:00Z","modified":"2024-08-06T17:06:52.326Z","updated_at":"2026-11-02T14:34:55.098814Z"}],"euvd":[{"id":"EUVD-2013-5049","description":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in the kernel in FreeBSD 8.3 through 9.2-PRERELEASE does not properly initialize the state-cookie data structure, which allows remote attackers to obtain sensitive information from kernel stack memory by reading packet data in INIT-ACK chunks.","status":"published","published":"2013-08-29T10:00:00Z","modified":"2024-08-06T17:06:52Z","updated_at":"2026-11-03T01:56:29.587006Z"}],"ghsa":[{"id":"GHSA-2r3m-qf73-j4jq","title":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in...","description":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in the kernel in FreeBSD 8.3 through 9.2-PRERELEASE does not properly initialize the state-cookie data structure, which allows remote attackers to obtain sensitive information from kernel stack memory by reading packet data in INIT-ACK chunks.","status":"published","published":"2022-05-14T01:19:58Z","modified":"2023-02-02T05:03:42Z","cwes":["CWE-200"],"updated_at":"2026-11-02T14:51:41.689943Z"}],"nvd":[{"id":"CVE-2013-5209","description":"The sctp_send_initiate_ack function in sys/netinet/sctp_output.c in the SCTP implementation in the kernel in FreeBSD 8.3 through 9.2-PRERELEASE does not properly initialize the state-cookie data structure, which allows remote attackers to obtain sensitive information from kernel stack memory by reading packet data in INIT-ACK chunks.","status":"published","published":"2013-08-29T12:07:56.07Z","modified":"2026-06-16T23:58:30.883Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:C/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:02:35.248411Z"}],"osv":[{"id":"DSA-2743-1","title":"kfreebsd-9 - several","status":"published","published":"2013-08-26T00:00:00Z","modified":"2026-03-09T01:18:40.068905Z","updated_at":"2026-11-02T15:46:15.489951Z"}]}}