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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4.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Apache Subversion up to 1.6.4. This impacts an unknown function of the component mod_dav_svn. Executing a manipulation can lead to null pointer dereference. The identification of this vulnerability is CVE-2011-0715. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apache Subversion up to 1.6.4 (Versioning Software). It has been declared as problematic. This vulnerability affects an unknown code block of the component mod_dav_svn. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. CVE summarizes:

The mod_dav_svn module for the Apache HTTP Server, as distributed in Apache Subversion before 1.6.16, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a request that contains a lock token.

The weakness was shared 03/04/2011 by Philip Martin as Bug 680755 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2011-0715 since 01/31/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 68221 (Oracle Linux 6 : subversion (ELSA-2011-0328)), 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 119035 (Red Hat Update for Subversion (RHSA-2011:0328)).

Upgrading to version 1.6.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (65876), Tenable (68221), SecurityFocus (BID 46734†), OSVDB (70964†) and Secunia (SA43603†). 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: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 68221
Nessus Name: Oracle Linux 6 : subversion (ELSA-2011-0328)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 69116
OpenVAS Name: Debian Security Advisory DSA 2181-1 (subversion)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Subversion 1.6.5

Timelineinfo

01/31/2011 🔍
03/04/2011 +32 days 🔍
03/04/2011 +0 days 🔍
03/04/2011 +0 days 🔍
03/04/2011 +0 days 🔍
03/04/2011 +0 days 🔍
03/04/2011 +0 days 🔍
03/04/2011 +0 days 🔍
03/11/2011 +6 days 🔍
03/13/2011 +2 days 🔍
07/12/2013 +852 days 🔍
03/20/2015 +616 days 🔍
01/18/2025 +3592 days 🔍

Sourcesinfo

Vendor: apache.org

Advisory: Bug 680755
Researcher: Philip Martin
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-0715 (🔍)
GCVE (CVE): GCVE-0-2011-0715
GCVE (VulDB): GCVE-100-56824

OVAL: 🔍

X-Force: 65876
SecurityFocus: 46734 - Subversion 'mod_dav_svn' Apache Server NULL Pointer Dereference Denial Of Service Vulnerability
Secunia: 43603 - Apache Subversion mod_dav_svn NULL Pointer Dereference Vulnerability, Moderately Critical
OSVDB: 70964 - Subversion mod_dav_svn Lock Token NULL Dereference DoS
SecurityTracker: 1025161 - Subversion mod_dav_svn Null Pointer Dereference Lets Remote Users Deny Service
Vulnerability Center: 30289 - Apache Subversion before 1.6.16 Remote DoS Vulnerability via a Request that Contains a Lock Token, Medium
Vupen: ADV-2011-0567

Entryinfo

Created: 03/20/2015 16:16
Updated: 01/18/2025 19:02
Changes: 03/20/2015 16:16 (70), 03/18/2017 08:39 (19), 10/19/2021 14:43 (3), 01/18/2025 19:02 (22)
Complete: 🔍
Cache ID: 216::103

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

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