SSRF in Digium Asterisk

CVE-2022-26499

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…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.077 (93.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-26499?
CVE-2022-26499 is a critical-severity vulnerability in Digium Asterisk, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.1/10. Published 2022-04-15.
How severe is CVE-2022-26499?
Critical severity. CVSS v3 base score is 9.1 out of 10.