CVE-2016-2316

medium

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.

References

http://downloads.asterisk.org/pub/security/AST-2016-002.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177409.html

http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177422.html

http://www.debian.org/security/2016/dsa-3700

http://www.securitytracker.com/id/1034930

Details

Source: Mitre, NVD

Published: 2016-02-22

Risk Information

CVSS v2

Base Score: 7.1

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 5.9

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

Severity: Medium