CVE-2012-3526

medium

Published 2012-09-05 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

5.0

Description

The reverse proxy add forward module (mod_rpaf) 0.5 and 0.6 for the Apache HTTP Server allows remote attackers to cause a denial of service (server or application crash) via multiple X-Forwarded-For headers in a request.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`0.6-1`
debian	bullseye	fixed	`0.6-1`
debian	forky	fixed	`0.6-1`
debian	sid	fixed	`0.6-1`
debian	trixie	fixed	`0.6-1`

Application impact

Vendor	Product	Versions
thomas_eibner	mod_rpaf	`0.5`
thomas_eibner	mod_rpaf	`0.6`
apache	http_server

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

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