CVE-2022-42706: Sangoma Asterisk

Medium severity, CVSS 4.9. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was discovered in Sangoma Asterisk through 16.28, 17 and 18 through 18.14, 19 through 19.6, and certified through 18.9-cert1. GetConfig, via Asterisk Manager Interface, allows a connected application to access files outside of the asterisk configuration directory, aka Directory Traversal.

Affected products

• Sangoma Asterisk: from 16.0.0, before 16.29.1 (fixed in 16.29.1); from 17.0.0, 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
• Sangoma Certified Asterisk: before 18.9 (fixed in 18.9); version 18.9 only

Published 2022-12-05. Last modified 2026-06-17.