How severe is CVE-2022-21723?

This vulnerability has a severity rating of CRITICAL with a CVSS score of 9.1 out of 10.

What type of vulnerability is CVE-2022-21723?

This is classified as CWE-125, which is a common weakness in software security.

CVE-2022-21723 - CRITICAL Severity | CVSS 9.1

Vulnerability Description

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In versions 2.11.1 and prior, parsing an incoming SIP message that contains a malformed multipart can potentially cause out-of-bound read access. This issue affects all PJSIP users that accept SIP multipart. The patch is available as commit in the `master` branch. There are no known workarounds.

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