CVE-2022-26499 Information

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 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Reference

https://downloads.asterisk.org/pub/security/ https://downloads.asterisk.org/pub/security/AST-2022-002.html http://packetstormsecurity.com/files/166745/Asterisk-Project-Security-Advisory-AST-2022-002.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

9.1