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CVE-2016-2167

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.

Risk Information

Base Score
6.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS Score
Exploitation Probability
1.202

Associated Vulnerability

VulnerabilityOS Platform
Advanced version control system (USN-3388-1) libsvn1_1.8.8-1ubuntu3.3_i386.debLinux
Advanced version control system (USN-3388-1) libsvn1_1.8.8-1ubuntu3.3_amd64.debLinux
Advanced version control system (USN-3388-1) libsvn1_1.9.3-2ubuntu1.1_i386.debLinux
Advanced version control system (USN-3388-1) libsvn1_1.9.3-2ubuntu1.1_amd64.debLinux
Advanced version control system (USN-3388-1) libsvn1_1.9.5-1ubuntu1.1_i386.debLinux
Advanced version control system (USN-3388-1) libsvn1_1.9.5-1ubuntu1.1_amd64.debLinux
Advanced version control system (USN-3388-1) subversion_1.8.8-1ubuntu3.3_i386.debLinux
Advanced version control system (USN-3388-1) subversion_1.8.8-1ubuntu3.3_amd64.debLinux
Advanced version control system (USN-3388-1) subversion_1.9.3-2ubuntu1.1_i386.debLinux
Advanced version control system (USN-3388-1) subversion_1.9.3-2ubuntu1.1_amd64.debLinux
Advanced version control system (USN-3388-1) subversion_1.9.5-1ubuntu1.1_i386.debLinux
Advanced version control system (USN-3388-1) subversion_1.9.5-1ubuntu1.1_amd64.debLinux
Advanced version control system (USN-3388-1) libapache2-svn_1.8.8-1ubuntu3.3_all.debLinux
Advanced version control system (USN-3388-1) libapache2-svn_1.9.3-2ubuntu1.1_all.debLinux
Advanced version control system (USN-3388-1) libapache2-mod-svn_1.8.8-1ubuntu3.3_i386.debLinux
Advanced version control system (USN-3388-1) libapache2-mod-svn_1.8.8-1ubuntu3.3_amd64.debLinux
Advanced version control system (USN-3388-1) libapache2-mod-svn_1.9.3-2ubuntu1.1_i386.debLinux
Advanced version control system (USN-3388-1) libapache2-mod-svn_1.9.3-2ubuntu1.1_amd64.debLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234