CVE-2016-2316

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

chan_sip in Asterisk Open Source 1.8.x, 11.x before 11.21.1, 12.x, and 13.x before 13.7.1 and Certified Asterisk 1.8.28, 11.6 before 11.6-cert12, and 13.1 before 13.1-cert3, when the timert1 sip.conf configuration is set to a value greater than 1245, allows remote attackers to cause a denial of service (file descriptor consumption) via vectors related to large retransmit timeout values.

Metrics

CVSS 3.0 5.9/10CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-191

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://downloads.asterisk.org/pub/security/AST-2016-002.htmlExploit, Patch, Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177409.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177422.htmlThird Party Advisory
http://www.debian.org/security/2016/dsa-3700
http://www.securityfocus.com/bid/82651Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034930Third Party Advisory, VDB Entry
http://downloads.asterisk.org/pub/security/AST-2016-002.htmlExploit, Patch, Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177409.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177422.htmlThird Party Advisory
http://www.debian.org/security/2016/dsa-3700
http://www.securityfocus.com/bid/82651Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034930Third Party Advisory, VDB Entry

Timeline

Published: Feb 22, 2016
Last modified: Jun 17, 2026
NVD status: Modified

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