CVE-2021-34825

medium

Published — · Modified —

CVSS v3

—

CVSS v2

—

VIR risk

5.5

Description

Quassel through 0.13.1, when --require-ssl is enabled, launches without SSL or TLS support if a usable X.509 certificate is not found on the local system.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-34825

OS impact

OS	Version	Status	Fixed in
arch		fixed	`0.14.0-1`
debian	bookworm	fixed	`1:0.14.0-1`
debian	bullseye	affected
debian	forky	fixed	`1:0.14.0-1`
debian	sid	fixed	`1:0.14.0-1`
debian	trixie	fixed	`1:0.14.0-1`

References

https://security-tracker.debian.org/tracker/CVE-2021-34825

Verify integrity in audit chain (admin only). AS-IS.