GNU patch 2.7.1 link following

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

Summaryinfo

A vulnerability, which was classified as critical, has been found in GNU patch 2.7.1. The affected element is an unknown function. The manipulation leads to link following. This vulnerability is traded as CVE-2015-1196. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in GNU patch 2.7.1. This issue affects an unknown functionality. The manipulation with an unknown input leads to a link following vulnerability. Using CWE to declare the problem leads to CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. Impacted is integrity. The summary by CVE is:

GNU patch 2.7.1 allows remote attackers to write to arbitrary files via a symlink attack in a patch file.

The weakness was shared 01/21/2015 by Jakub Wilk as Bug 1182154 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2015-1196 since 01/18/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 81156 (openSUSE Security Update : patch (openSUSE-SU-2015:0199-1)), 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 123825 (Solaris 11.2 Support Repository Update (SRU) 13.6.0 Missing).

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 X-Force (99967), Tenable (81156), SecurityFocus (BID 72074†) and Vulnerability Center (SBV-48531†). The entries VDB-68484, VDB-68629, VDB-68973 and VDB-73733 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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Website

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: Link following
CWE: CWE-59
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: 81156
Nessus Name: openSUSE Security Update : patch (openSUSE-SU-2015:0199-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for patch FEDORA-2015-3556
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: 🔍

Patch: git.savannah.gnu.org

Timelineinfo

01/14/2015 🔍
01/14/2015 +0 days 🔍
01/18/2015 +4 days 🔍
01/21/2015 +3 days 🔍
01/21/2015 +0 days 🔍
02/04/2015 +14 days 🔍
02/10/2015 +6 days 🔍
03/27/2015 +45 days 🔍
04/11/2022 +2572 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 1182154
Researcher: Jakub Wilk
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-1196 (🔍)
GCVE (CVE): GCVE-0-2015-1196
GCVE (VulDB): GCVE-100-73739
X-Force: 99967
SecurityFocus: 72074 - GNU patch Directory Traversal Vulnerability
Vulnerability Center: 48531 - GNU patch 2.7.1 Remote File System Write via a Symlink Attack, Medium

See also: 🔍

Entryinfo

Created: 03/27/2015 14:56
Updated: 04/11/2022 15:42
Changes: 03/27/2015 14:56 (64), 06/19/2017 08:42 (9), 04/11/2022 15:36 (3), 04/11/2022 15:42 (1)
Complete: 🔍
Cache ID: 216::103

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