Subversion up to 1.8.11 mod_dav_svn Server REPORT Request resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Subversion up to 1.8.11. Impacted is an unknown function of the component mod_dav_svn Server. Performing a manipulation as part of REPORT Request results in resource management. This vulnerability was named CVE-2015-0202. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in Subversion up to 1.8.11. This affects an unknown code of the component mod_dav_svn Server. The manipulation as part of a REPORT Request leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

The mod_dav_svn server in Subversion 1.8.0 through 1.8.11 allows remote attackers to cause a denial of service (memory consumption) via a large number of REPORT requests, which trigger the traversal of FSFS repository nodes.

The weakness was presented 04/08/2015 by Evgeny Kotkov with VisualSVN (Website). The advisory is shared at securitytracker.com. This vulnerability is uniquely identified as CVE-2015-0202 since 11/18/2014. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 82635 (openSUSE Security Update : subversion (openSUSE-2015-289)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170256 (SUSE Enterprise Linux Security Update for subversion (SUSE-SU-2017:2200-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (82635), SecurityFocus (BID 76446†) and Vulnerability Center (SBV-49764†). See VDB-76953 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82635
Nessus Name: openSUSE Security Update : subversion (openSUSE-2015-289)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2015-587
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/18/2014 🔍
04/01/2015 +134 days 🔍
04/08/2015 +7 days 🔍
04/08/2015 +0 days 🔍
04/08/2015 +0 days 🔍
04/09/2015 +1 days 🔍
04/19/2015 +10 days 🔍
05/05/2015 +16 days 🔍
05/02/2022 +2554 days 🔍

Sourcesinfo

Advisory: USN-2721-1⛔
Researcher: Evgeny Kotkov
Organization: VisualSVN
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-0202 (🔍)
GCVE (CVE): GCVE-0-2015-0202
GCVE (VulDB): GCVE-100-74673
SecurityFocus: 76446 - Apache Subversion 'libsvn_fs_fs/tree.c' Denial of Service Vulnerability
SecurityTracker: 1032100
Vulnerability Center: 49764 - Apache Subversion with FSFS Repositories Remote DoS via Many REPORT Requests, High

See also: 🔍

Entryinfo

Created: 04/09/2015 10:38
Updated: 05/02/2022 21:34
Changes: 04/09/2015 10:38 (61), 06/26/2017 10:49 (11), 05/02/2022 21:25 (4), 05/02/2022 21:34 (1)
Complete: 🔍
Cache ID: 216:DBE:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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