#VU55295 Uncaught Exception in pjsip - CVE-2021-32686
Published: July 26, 2021
Vulnerability identifier: #VU55295
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-32686
CWE-ID: CWE-248
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
pjsip
pjsip
Software vendor:
pjsip
pjsip
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The
vulnerability exists due to uncaught exception in pjsip when processing TLS handshake. A remote
attacker can initiate TLS connection with the software and then destroy
the socket during handshake, causing the application to crash.
Remediation
Install updates from vendor's website.