Memory corruption in Asterisk Open Source - #VU9682
Published: December 19, 2017
Vulnerability identifier: #VU9682
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists due to boundary error when handling user-supplied input. A remote attacker can establish a call to the target system and send a specially crafted compound RTCP packet containing more than one report, trigger memory corruption and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists due to boundary error when handling user-supplied input. A remote attacker can establish a call to the target system and send a specially crafted compound RTCP packet containing more than one report, trigger memory corruption and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
Affected software
Asterisk Open Source
Remediation
Update to version 13.18.4, 14.7.4, 15.1.4.