CVE-2022-31003 Information

Description

Sofia-SIP is an open-source Session Initiation Protocol (SIP) User-Agent library. Prior to version 1.13.8 when parsing each line of a sdp message rest = record + 2 will access the memory behind \0 and cause an out-of-bounds write. An attacker can send a message with evil sdp to FreeSWITCH causing a crash or more serious consequence such as remote code execution. Version 1.13.8 contains a patch for this issue.

Reference

https://github.com/freeswitch/sofia-sip/commit/907f2ac0ee504c93ebfefd676b4632a3575908c9 https://github.com/freeswitch/sofia-sip/security/advisories/GHSA-8w5j-6g2j-pxcp