CVE-2022-26499 Server-side request forgery in n/a
Attackers can exploit an SSRF vulnerability in Asterisk's STIR/SHAKEN implementation to send arbitrary requests to internal interfaces like localhost.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-26499?
CVE-2022-26499 is a critical server-side request forgery vulnerability in Debian Debian Linux, published on 15 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An SSRF issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it's possible to send arbitrary requests (such as GET) to interfaces such as localhost by using the Identity header. This is fixed in 16.25.2, 18.11.2, and 19.3.2.
Weakness: CWE-918
Which versions are affected by CVE-2022-26499?
It affects 2 products.
Products include Debian Debian Linux, Digium Asterisk.
How do I fix CVE-2022-26499?
Upgrade to a fixed version.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2022-26499 being exploited?
There is no known exploitation of CVE-2022-26499 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as ALPINE-CVE-2022-26499, DEBIAN-CVE-2022-26499, GHSA-fwqw-pr3c-3j3r, UBUNTU-CVE-2022-26499.