CVE-2013-5641
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…
Does this matter?
Lower severity and a low EPSS score (4.11%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 4.11% probability · 90th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- digium/asterisk · digium/certified asterisk
- Source
- cve@mitre.org
References
- http://archives.neohapsis.com/archives/bugtraq/2013-08/0175.html
- http://downloads.asterisk.org/pub/security/AST-2013-004.htmlPatch
- http://osvdb.org/96691
- http://seclists.org/bugtraq/2013/Aug/185Patch
- http://secunia.com/advisories/54534Vendor Advisory
- http://secunia.com/advisories/54617
- http://www.debian.org/security/2013/dsa-2749
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:223
- http://www.securityfocus.com/bid/62021
- http://www.securitytracker.com/id/1028956
- https://issues.asterisk.org/jira/browse/ASTERISK-21064Vendor Advisory
- http://archives.neohapsis.com/archives/bugtraq/2013-08/0175.html
- http://downloads.asterisk.org/pub/security/AST-2013-004.htmlPatch
- http://osvdb.org/96691
- http://seclists.org/bugtraq/2013/Aug/185Patch
- http://secunia.com/advisories/54534Vendor Advisory
- http://secunia.com/advisories/54617
- http://www.debian.org/security/2013/dsa-2749
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:223
- http://www.securityfocus.com/bid/62021
- http://www.securitytracker.com/id/1028956
- https://issues.asterisk.org/jira/browse/ASTERISK-21064Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.