PHP 5.3.5 Wrapper RSHUTDOWN information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in PHP 5.3.5. The affected element is the function RSHUTDOWN of the component Wrapper. Such manipulation leads to information disclosure. This vulnerability is traded as CVE-2012-1171. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in PHP 5.3.5 (Programming Language Software). Affected by this issue is the function RSHUTDOWN of the component Wrapper. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

The libxml RSHUTDOWN function in PHP 5.x allows remote attackers to bypass the open_basedir protection mechanism and read arbitrary files via vectors involving a stream_close method call during use of a custom stream wrapper.

The weakness was shared 02/15/2014 by Kurt Seifried (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2012-1171 since 02/14/2012. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/11/2022). The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 73289 (PHP PHP_RSHUTDOWN_FUNCTION Security Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses.

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 (73289), SecurityFocus (BID 65673†) and Vulnerability Center (SBV-43930†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: 73289
Nessus Name: PHP PHP_RSHUTDOWN_FUNCTION Security Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/14/2012 🔍
03/12/2012 +27 days 🔍
02/15/2014 +705 days 🔍
02/15/2014 +0 days 🔍
02/15/2014 +0 days 🔍
04/01/2014 +45 days 🔍
04/08/2014 +7 days 🔍
03/25/2015 +351 days 🔍
03/11/2022 +2543 days 🔍

Sourcesinfo

Product: php.org

Advisory: 61367
Researcher: Kurt Seifried
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-1171 (🔍)
GCVE (CVE): GCVE-0-2012-1171
GCVE (VulDB): GCVE-100-69284

IAVM: 🔍

SecurityFocus: 65673 - PHP CVE-2012-1171 Security Bypass Vulnerability
Vulnerability Center: 43930 - PHP 5 Remote File System Read via libxml RSHUTDOWN Function, Medium

Entryinfo

Created: 03/25/2015 16:45
Updated: 03/11/2022 07:31
Changes: 03/25/2015 16:45 (62), 05/24/2017 11:32 (5), 03/11/2022 07:24 (3), 03/11/2022 07:31 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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