CVE-2022-26499

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.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.19%
Vendor Advisory debian.org Vendor Advisory asterisk.org Vendor Advisory asterisk.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://downloads.asterisk.org/pub/security/ vendor advisory
https://downloads.asterisk.org/pub/security/AST-2022-002.html patch vendor advisory
http://packetstormsecurity.com/files/166745/Asterisk-Project-Security-Advisory-AST-2022-002.html vdb entry third party advisory patch
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html issue tracking mailing list third party advisory
https://www.debian.org/security/2022/dsa-5285 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-26499?
CVE-2022-26499 has been scored as a critical severity vulnerability.
How to fix CVE-2022-26499?
To fix CVE-2022-26499, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-26499 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-26499 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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