CVE-2016-2167

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CVSS 3.0

6.8 medium

EPSS

7%p94

Published

May 5, 2016 (May 5, 2016)

Modified

Jun 17, 2026

Description

The canonicalize_username function in svnserve/cyrus_auth.c in Apache Subversion before 1.8.16 and 1.9.x before 1.9.4, when Cyrus SASL authentication is used, allows remote attackers to authenticate and bypass intended access restrictions via a realm string that is a prefix of an expected repository realm string.

Vendors: apache
Products: subversion
Weakness: CWE-284
Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (6.8%)

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