CPANSA-Alien-SVN-2016-2167-subversion: Alien-SVN vulnerability

Publisher giterlizzi Document category csaf_security_advisory
Initial release date 2016-05-05T00:00:00 Engine CSAF Perl Toolkit 0.26
Current release date 2016-05-05T00:00:00 Build Date
Current version 1 Status final
CVSS v3.1 Base Score 6.8 Severity Medium
Original language Language en
Also referred to

Vulnerability 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.

Vulnerabilities

CVE-2016-2167

Vulnerability 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.

Weakness CWE-284 : Improper Access Control

Product status

Known affected
Product Score
Alien-SVN greater than or equal 1.4.5.0 and less than or equal 1.4.5.3
CVSS Version CVSS Vector CVSS Base Score CVSS Base Severity
3.0 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N 6.8 Medium
2.0 AV:N/AC:M/Au:S/C:P/I:P/A:N 4.9 Medium

giterlizzi

Namespace: https://github.com/giterlizzi/

gdt@cpan.org

References

Revision history

Version Date of the revision Summary of the revision
1 Thu May 5 00:00:00 2016 First release

Sharing rules

TLP:WHITE
For the TLP version see: https://www.first.org/tlp/