This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-33193 →

DEBIAN-CVE-2021-33193

A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. Thi...

Original description

The description as published by the source.

A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 apache2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.48-4"}]}]

Debian:13 apache2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.48-4"}]}]

Debian:14 apache2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.48-4"}]}]

References

advisory security-tracker.debian.org