CVE-2022-37325: Sangoma Asterisk

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

In Sangoma Asterisk through 16.28.0, 17.x and 18.x through 18.14.0, and 19.x through 19.6.0, an incoming Setup message to addons/ooh323c/src/ooq931.c with a malformed Calling or Called Party IE can cause a crash.

Affected products

• Sangoma Asterisk: from 16.0.0, before 16.29.1 (fixed in 16.29.1); from 18.0.0, before 18.15.1 (fixed in 18.15.1); from 19.0.0, before 19.7.1 (fixed in 19.7.1); version 20.0.0 only

Published 2022-12-05. Last modified 2026-07-02.