This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2021-44224 →
DEBIAN-CVE-2021-44224
A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixin...
Original description
The description as published by the source.
A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.52-1"}]}]
Debian:13
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.52-1"}]}]
Debian:14
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.52-1"}]}]
References
- advisory security-tracker.debian.org