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CVE-2011-3189

4.3 · MEDIUM

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…

Published Aug 25, 2011phpCWE-310EPSS 4.21%

Overview

CVE-2011-3189 is a medium-severity vulnerability affecting php php. It was published on August 25, 2011 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories and patches from php. Update php to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reflists.apple.com/archives/security-announce/2012/Feb/msg00000.htmlRefosvdb.org/74726Refsecunia.com/advisories/45678Refsupport.apple.com/kb/HT5130Refwww.openwall.com/lists/oss-security/2011/08/23/4Refwww.php.net/ChangeLog-5.php#5.3.8Refwww.php.net/archive/2011.php#id2011-08-23-1Refbugs.gentoo.org/show_bug.cgi?id=380261Refbugs.php.net/bug.php?id=55439Refexchange.xforce.ibmcloud.com/vulnerabilities/69429

How CyberStrike helps

Frequently asked questions

What is CVE-2011-3189?

CVE-2011-3189 is a medium-severity vulnerability affecting php php. It was published on August 25, 2011 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2011-3189?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-3189?

Check the references section for vendor advisories and patches from php. Update php to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-3189?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-3189 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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