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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
asterisk asterisk
< 18.20.1affected>= 19.0.0, < 20.5.1affected= 21.0.0affected< 18.9-cert6affected
References
- https://github.com/asterisk/asterisk/security/advisories/GHSA-8857-hfmw-vg8f ↗
- https://github.com/asterisk/asterisk/commit/424be345639d75c6cb7d0bd2da5f0f407dbd0bd5 ↗
- https://github.com/asterisk/asterisk/blob/master/main/manager.c#L3757 ↗
- https://lists.debian.org/debian-lts-announce/2023/12/msg00019.html ↗