CVE-2016-2167

Published on: 05/05/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:15 PM UTC

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

Certain versions of Subversion from Apache contain the following vulnerability:

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.

  • CVE-2016-2167 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 6.8 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK HIGH LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH NONE

CVSS2 Score: 4.9 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM SINGLE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL NONE

CVE References

Description Tags Link
[ANNOUNCE][SECURITY] Apache Subversion 1.9.4 released mail-archives.apache.org
text/xml
URL Logo MLIST [subversion-announce] 20160428 [ANNOUNCE][SECURITY] Apache Subversion 1.9.4 released
The Slackware Linux Project: Slackware Security Advisories www.slackware.com
text/html
URL Logo SLACKWARE SSA:2016-121-01
openSUSE-SU-2016:1263-1: moderate: Security update for subversion lists.opensuse.org
text/html
URL Logo SUSE openSUSE-SU-2016:1263
Apache Subversion svnserve Flaw Lets Remote Authenticated Users Access Other Realms on the Target System - SecurityTracker www.securitytracker.com
text/html
URL Logo SECTRACK 1035706
Oracle Critical Patch Update Advisory - October 2020 www.oracle.com
text/html
URL Logo MISC www.oracle.com/security-alerts/cpuoct2020.html
Debian -- Security Information -- DSA-3561-1 subversion www.debian.org
Depreciated Link
text/html
URL Logo DEBIAN DSA-3561
Vendor Advisory
subversion.apache.org
text/plain
URL Logo CONFIRM subversion.apache.org/security/CVE-2016-2167-advisory.txt
openSUSE-SU-2016:1264-1: moderate: Security update for subversion lists.opensuse.org
text/html
URL Logo SUSE openSUSE-SU-2016:1264
Apache Subversion CVE-2016-2167 Authentication Bypass Vulnerability cve.report (archive)
text/html
URL Logo BID 89417
[SECURITY] Fedora 24 Update: subversion-1.9.4-1.fc24 lists.fedoraproject.org
text/html
URL Logo FEDORA FEDORA-2016-20cc04ac50
[ANNOUNCE][SECURITY] Apache Subversion 1.8.16 released mail-archives.apache.org
text/xml
URL Logo MLIST [subversion-announce] 20160428 [ANNOUNCE][SECURITY] Apache Subversion 1.8.16 released
Subversion, Serf: Multiple Vulnerabilities (GLSA 201610-05) — Gentoo Security security.gentoo.org
text/html
URL Logo GENTOO GLSA-201610-05

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationApacheSubversion1.9.0AllAllAll
ApplicationApacheSubversion1.9.1AllAllAll
ApplicationApacheSubversion1.9.2AllAllAll
ApplicationApacheSubversion1.9.3AllAllAll
ApplicationApacheSubversion1.9.0AllAllAll
ApplicationApacheSubversion1.9.1AllAllAll
ApplicationApacheSubversion1.9.2AllAllAll
ApplicationApacheSubversion1.9.3AllAllAll
ApplicationApacheSubversionAllAllAllAll
  • cpe:2.3:a:apache:subversion:1.9.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:1.9.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:subversion:*:*:*:*:*:*:*:*: