Ubuntu 12.04 LTS / 14.04 LTS / 15.04 : subversion vulnerabilities (USN-2721-1)

high Nessus Plugin ID 85579

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Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

It was discovered that the Subversion mod_dav_svn module incorrectly handled REPORT requests for a resource that does not exist. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2014-3580)

It was discovered that the Subversion mod_dav_svn module incorrectly handled requests requiring a lookup for a virtual transaction name that does not exist. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2014-8108)

Evgeny Kotkov discovered that the Subversion mod_dav_svn module incorrectly handled large numbers of REPORT requests. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 15.04. (CVE-2015-0202)

Evgeny Kotkov discovered that the Subversion mod_dav_svn and svnserve modules incorrectly certain crafted parameter combinations. A remote attacker could use this issue to cause the server to crash, resulting in a denial of service. (CVE-2015-0248)

Ivan Zhakov discovered that the Subversion mod_dav_svn module incorrectly handled crafted v1 HTTP protocol request sequences. A remote attacker could use this issue to spoof the svn:author property.
(CVE-2015-0251)

C. Michael Pilato discovered that the Subversion mod_dav_svn module incorrectly restricted anonymous access. A remote attacker could use this issue to read hidden files via the path name. This issue only affected Ubuntu 14.04 LTS and Ubuntu 15.04. (CVE-2015-3184)

C. Michael Pilato discovered that Subversion incorrectly handled path-based authorization. A remote attacker could use this issue to obtain sensitive path information. (CVE-2015-3187).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected libapache2-svn, libsvn1 and / or subversion packages.

See Also

https://usn.ubuntu.com/2721-1/

Plugin Details

Severity: High

ID: 85579

File Name: ubuntu_USN-2721-1.nasl

Version: 2.8

Type: local

Agent: unix

Published: 8/21/2015

Updated: 1/19/2021

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libapache2-svn, p-cpe:/a:canonical:ubuntu_linux:libsvn1, p-cpe:/a:canonical:ubuntu_linux:subversion, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:15.04

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 8/20/2015

Vulnerability Publication Date: 12/18/2014

Reference Information

CVE: CVE-2014-3580, CVE-2014-8108, CVE-2015-0202, CVE-2015-0248, CVE-2015-0251, CVE-2015-3184, CVE-2015-3187

USN: 2721-1