PHP 5.3.7 crypt salt cryptographic issue

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

Summaryinfo

A vulnerability was found in PHP 5.3.7. It has been declared as critical. The affected element is the function crypt. Executing a manipulation of the argument salt can lead to cryptographic issue. This vulnerability is tracked as CVE-2011-3189. No exploit exists.

Detailsinfo

A vulnerability was found in PHP 5.3.7 (Programming Language Software). It has been declared as critical. This vulnerability affects the function crypt. The manipulation of the argument salt with an unknown input leads to a cryptographic issue vulnerability. The CWE definition for the vulnerability is CWE-310. As an impact it is known to affect confidentiality. CVE summarizes:

The crypt function in PHP 5.3.7, when the MD5 hash type is used, returns the value of the salt argument instead of the hashed string, which might allow remote attackers to bypass authentication via an arbitrary password, a different vulnerability than CVE-2011-2483.

The weakness was disclosed 08/25/2011 (Website). The advisory is shared for download at bugs.php.net. This vulnerability was named CVE-2011-3189 since 08/19/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1600.

The vulnerability scanner Nessus provides a plugin with the ID 55969 (PHP 5.3.7 crypt() MD5 Incorrect Return Value), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119919 (Apple Mac OS X Lion v10.7.3 and Security Update 2012-001 Not Installed (APPLE-SA-2012-02-01-1)).

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 X-Force (69429), Tenable (55969), SecurityFocus (BID 49376†), OSVDB (74726†) and Secunia (SA45678†). The entries VDB-58374, VDB-58373 and VDB-58371 are pretty similar. Once again VulDB remains the best source for vulnerability data.

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: 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: 🔍
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Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
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: 55969
Nessus Name: PHP 5.3.7 crypt() MD5 Incorrect Return Value
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802392
OpenVAS Name: Mac OS X Multiple Vulnerabilities (2012-001)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/18/2011 🔍
08/19/2011 +1 days 🔍
08/22/2011 +3 days 🔍
08/22/2011 +0 days 🔍
08/24/2011 +2 days 🔍
08/25/2011 +1 days 🔍
08/25/2011 +0 days 🔍
09/04/2011 +10 days 🔍
03/23/2015 +1296 days 🔍
01/06/2025 +3577 days 🔍

Sourcesinfo

Product: php.org

Advisory: 55439
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-3189 (🔍)
GCVE (CVE): GCVE-0-2011-3189
GCVE (VulDB): GCVE-100-58372

IAVM: 🔍

X-Force: 69429
SecurityFocus: 49376 - PHP 'crypt()' Function Security Bypass Vulnerability
Secunia: 45678 - PHP "crypt()" MD5 Salt Security Issue, Moderately Critical
OSVDB: 74726
Vulnerability Center: 32930 - PHP 5.3.7 Remote Security Bypass Vulnerability via an Arbitrary Password, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/06/2025 02:20
Changes: 03/23/2015 16:50 (65), 03/30/2017 10:32 (12), 11/18/2021 09:40 (3), 11/18/2021 09:43 (1), 01/06/2025 02:20 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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