CRITICAL · 9.1

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...

Vulnerability 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.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
DigiumAsterisk>= 16.15.0, <= 16.25.1
DebianDebian Linux10.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-26499?

CVE-2022-26499 is a vulnerability with a CVSS score of 9.1 (CRITICAL). 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...

How severe is CVE-2022-26499?

CVE-2022-26499 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2022-26499?

Check the references section above for vendor advisories and patch information. Affected products include: Digium Asterisk, Debian Debian Linux.