This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2021-39242 →
DEBIAN-CVE-2021-39242
An issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It can lead to a situation with an attacker-controlled...
Original description
The description as published by the source.
An issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It can lead to a situation with an attacker-controlled HTTP Host header, because a mismatch between Host and authority is mishandled.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
haproxy
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.16-1"}]}]
Debian:13
haproxy
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.16-1"}]}]
Debian:14
haproxy
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.16-1"}]}]
References
- advisory security-tracker.debian.org