CVE-2022-24976

CRITICAL

atheme 7.2.0-7.2.11 - Authentication Bypass via IRC Handshake Challenge-Response Sequence

Title source: llm
STIX 2.1

Description

Atheme IRC Services before 7.2.12, when used in conjunction with InspIRCd, allows authentication bypass by ending an IRC handshake at a certain point during a challenge-response login sequence.

References (3)

Core 3
Core References
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2022/01/30/4
Patch, Third Party Advisory x_refsource_misc
https://github.com/atheme/atheme/compare/v7.2.11...v7.2.12

Scores

CVSS v3 9.1
EPSS 0.0179
EPSS Percentile 75.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

CWE
CWE-287
Status published
Products (1)
atheme/atheme 7.2.0 - 7.2.12
Published Feb 14, 2022
Tracked Since Feb 18, 2026