CVE-2022-42706 Path traversal in n/a
Asterisk Manager Interface allows attackers to read files outside the configuration directory via GetConfig, requiring an upgrade to mitigate.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-42706?
CVE-2022-42706 is a medium-severity path traversal vulnerability in n/a, published on 5 Dec 2022. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
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.
Weakness: CWE-22
Which versions are affected by CVE-2022-42706?
It affects 2 products.
Products include Sangoma Asterisk, Sangoma Certified Asterisk.
How do I fix CVE-2022-42706?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2022-42706 being exploited?
There is no known exploitation of CVE-2022-42706 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2024-57520 Path traversal in n/a
- CVE-2025-47779 Using malformed From header can forge identity with ";" or NULL in name portion
- CVE-2025-57767 Asterisk can crash from a specifically malformed Authorization header in an incoming SIP request
- CVE-2022-37325 Memory corruption in n/a
- CVE-2025-1131 Asterisk Unsafe Shell Sourcing in safe_asterisk Leads to Local Privilege Escalation
Sources
Also known as ALPINE-CVE-2022-42706, DEBIAN-CVE-2022-42706, GHSA-phq9-6f4r-97wc, UBUNTU-CVE-2022-42706.