PEAR up to 1.2.0 Installer link following

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in PEAR up to 1.2.0. It has been rated as problematic. Affected is an unknown function of the component Installer. The manipulation leads to link following. This vulnerability is listed as CVE-2011-1072. The attack must be carried out locally. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in PEAR up to 1.2.0. This issue affects an unknown function of the component Installer. 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, and availability. The summary by CVE is:

The installer in PEAR before 1.9.2 allows local users to overwrite arbitrary files via a symlink attack on the package.xml file, related to the (1) download_dir, (2) cache_dir, (3) tmp_dir, and (4) pear-build-download directories, a different vulnerability than CVE-2007-2519.

The weakness was presented 03/02/2011 (Website). The advisory is shared at svn.php.net. The identification of this vulnerability is CVE-2011-1072. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 74580 (openSUSE Security Update : php5 (openSUSE-SU-2012:0426-1)), 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 119817 (Red Hat Update for php-pear (RHSA-2011:1741)).

Upgrading to version 1.2.1 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (65721), Tenable (74580), SecurityFocus (BID 46605†) and Vulnerability Center (SBV-31903†). See VDB-56888 for similar entry. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.1
VulDB Temp Score: 4.9
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: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74580
Nessus Name: openSUSE Security Update : php5 (openSUSE-SU-2012:0426-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 71135
OpenVAS Name: Debian Security Advisory DSA 2408-1 (php5)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PEAR 1.2.1

Timelineinfo

02/24/2011 🔍
02/28/2011 +4 days 🔍
03/02/2011 +2 days 🔍
03/02/2011 +0 days 🔍
06/20/2011 +110 days 🔍
06/13/2014 +1089 days 🔍
03/20/2015 +280 days 🔍
01/15/2025 +3589 days 🔍

Sourcesinfo

Advisory: 18056
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-1072 (🔍)
GCVE (CVE): GCVE-0-2011-1072
GCVE (VulDB): GCVE-100-56693

OVAL: 🔍

X-Force: 65721
SecurityFocus: 46605
Secunia: 43533
Vulnerability Center: 31903 - PEAR before 1.9.2 Local Arbitrary File Overwrite Vulnerability via a Symlink Attack, Low

See also: 🔍

Entryinfo

Created: 03/20/2015 16:16
Updated: 01/15/2025 22:28
Changes: 03/20/2015 16:16 (59), 06/18/2017 20:19 (7), 10/18/2021 14:56 (5), 10/18/2021 15:01 (1), 10/18/2021 15:05 (1), 01/15/2025 22:28 (18)
Complete: 🔍
Cache ID: 216::103

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