Apache Subversion up to 1.6.4 mod_dav_svn null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Apache Subversion up to 1.6.4. Affected is an unknown function of the component mod_dav_svn. Such manipulation leads to null pointer dereference. This vulnerability is traded as CVE-2011-1752. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apache Subversion up to 1.6.4 (Versioning Software). Affected by this issue is some unknown functionality of the component mod_dav_svn. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. CVE summarizes:

The mod_dav_svn module for the Apache HTTP Server, as distributed in Apache Subversion before 1.6.17, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a request for a baselined WebDAV resource, as exploited in the wild in May 2011.

The weakness was shared 06/06/2011 by Ivan Zhakov with Apache Software Foundation as Bug 709111 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2011-1752. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 68291 (Oracle Linux 5 / 6 : subversion (ELSA-2011-0862)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119311 (Apache Subversion Multiple Vulnerabilities).

Upgrading to version 1.6.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (67802), Zero-Day.cz (232), Tenable (68291), SecurityFocus (BID 48091†) and SecurityTracker (ID 1025617†). The entries VDB-57587 and VDB-57585 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68291
Nessus Name: Oracle Linux 5 / 6 : subversion (ELSA-2011-0862)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 69958
OpenVAS Name: Debian Security Advisory DSA 2251-1 (subversion)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Zero-Day.cz: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Subversion 1.6.5

Timelineinfo

04/19/2011 🔍
06/02/2011 +44 days 🔍
06/02/2011 +0 days 🔍
06/06/2011 +4 days 🔍
06/06/2011 +0 days 🔍
06/09/2011 +3 days 🔍
07/12/2013 +764 days 🔍
03/23/2015 +619 days 🔍
12/08/2024 +3548 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: Bug 709111
Researcher: Ivan Zhakov
Organization: Apache Software Foundation
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-1752 (🔍)
GCVE (CVE): GCVE-0-2011-1752
GCVE (VulDB): GCVE-100-57584

OVAL: 🔍

X-Force: 67802
SecurityFocus: 48091 - Subversion 'mod_dav_svn' Multiple Denial of Service and Information Disclosure Vulnerabilities
Secunia: 44633
SecurityTracker: 1025617
Vulnerability Center: 31718 - Apache Subversion <1.6.17 Remote DoS Vulnerability via a Request for a Baselined WebDAV Resource, High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/08/2024 21:08
Changes: 03/23/2015 16:50 (67), 03/23/2017 17:00 (10), 11/08/2021 09:15 (6), 07/16/2024 11:44 (20), 12/08/2024 21:08 (3)
Complete: 🔍
Cache ID: 216:BA1:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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