#VU10716 Denial of service in Asterisk Open Source 

 

#VU10716 Denial of service in Asterisk Open Source

Published: February 26, 2018


Vulnerability identifier: #VU10716
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Asterisk Open Source
Software vendor:
Digium (Linux Support Services)

Description

The vulnerability allows a remote authenticated attacker to cause DoS condition on the target system.

The weakness exists due to insufficient validation of Session Description Protocol (SDP) messages. A remote attacker can submit a specially crafted SDP message, which contains an improper media format description and cause the service to crash.

Remediation

Update to version 13.19.2, 14.7.6, 15.2.2.

External links