CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 5.0. It may be remotely exploitable. It may lead to a denial-of-service condition.
CVE
CVE-2013-5641
Severity
MEDIUM
CVSS
5
EPSS
4.11%
Original NVD 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.