CVE-2016-7144

high

Published 2017-01-18 · Modified 2026-05-13

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

8.1

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.1

Description

The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x before 4.0.6 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.

Predictions

Exploit likelihood

88%

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.

Application impact

Vendor	Product	Versions
unrealircd	unrealircd	`{"endIncluding":"3.2.10.5"}`
unrealircd	unrealircd	`4.0.0`
unrealircd	unrealircd	`4.0.1`
unrealircd	unrealircd	`4.0.2`
unrealircd	unrealircd	`4.0.3`
unrealircd	unrealircd	`4.0.3.1`
unrealircd	unrealircd	`4.0.4`
unrealircd	unrealircd	`4.0.5`

References

CWEs

CWE-287

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

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