CVE-2023-49294

Asterisk Path Traversal vulnerability

Description

Asterisk is an open source private branch exchange and telephony toolkit. In Asterisk prior to versions 18.20.1, 20.5.1, and 21.0.1, as well as certified-asterisk prior to 18.9-cert6, it is possible to read any arbitrary file even when the `live_dangerously` is not enabled. This allows arbitrary files to be read. Asterisk versions 18.20.1, 20.5.1, and 21.0.1, as well as certified-asterisk prior to 18.9-cert6, contain a fix for this issue.

Category

4.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 13.04% Top 10%
Vendor Advisory github.com
Affected: asterisk asterisk
Published at:
Updated at:

References

Link Tags
https://github.com/asterisk/asterisk/security/advisories/GHSA-8857-hfmw-vg8f vendor advisory
https://github.com/asterisk/asterisk/commit/424be345639d75c6cb7d0bd2da5f0f407dbd0bd5 patch
https://github.com/asterisk/asterisk/blob/master/main/manager.c#L3757 product
https://lists.debian.org/debian-lts-announce/2023/12/msg00019.html

Frequently Asked Questions

What is the severity of CVE-2023-49294?
CVE-2023-49294 has been scored as a medium severity vulnerability.
How to fix CVE-2023-49294?
To fix CVE-2023-49294, 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-2023-49294 being actively exploited in the wild?
It is possible that CVE-2023-49294 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~13% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-49294?
CVE-2023-49294 affects asterisk asterisk.
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