CVEvulnerability

CVE-2013-5641

5.0 MEDIUM Published 2013-09-09 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2013-09-09
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-119

Description

The SIP channel driver (channels/chan_sip.c) in Asterisk Open Source 1.8.17.x through 1.8.22.x, 1.8.23.x before 1.8.23.1, and 11.x before 11.5.1 and Certified Asterisk 1.8.15 before 1.8.15-cert3 and 11.2 before 11.2-cert2 allows remote attackers to cause a denial of service (NULL pointer dereference, segmentation fault, and daemon crash) via an ACK with SDP to a previously terminated channel. NOTE: some of these details are obtained from third party information.

Affected configurations

• digium asterisk 1.8.17.0 • digium asterisk 1.8.18.0 • digium asterisk 1.8.18.1 • digium asterisk 1.8.19.0 • digium asterisk 1.8.19.1 • digium asterisk 1.8.20.0 • digium asterisk 1.8.21.0 • digium asterisk 1.8.22.0 • digium asterisk 1.8.23.0 • digium asterisk 11.0.0 • digium asterisk 11.0.1 • digium asterisk 11.0.2 • digium asterisk 11.1.0 • digium asterisk 11.1.1 • digium asterisk 11.1.2 • digium asterisk 11.2.0 • digium asterisk 11.3.0 • digium asterisk 11.4.0 • digium asterisk 11.5.0 • digium asterisk 11.5.1 • digium certified asterisk 1.8.15 • digium certified asterisk 11.2.0

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References