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CVE-2009-4143

10.0 · HIGH

PHP before 5.2.12 does not properly handle session data, which has unspecified impact and attack vectors related to (1) interrupt corruption of the SESSION superglobal array and (2) the session.sav…

Published Dec 21, 2009phpEPSS 2.95%

Overview

CVE-2009-4143 is a high-severity vulnerability affecting php php. It was published on December 21, 2009 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

PHP before 5.2.12 does not properly handle session data, which has unspecified impact and attack vectors related to (1) interrupt corruption of the SESSION superglobal array and (2) the session.save_path directive.

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
phpphp0Affected

References

Reflists.apple.com/archives/security-announce/2010//Mar/msg00001.htmlRefmarc.info/?l=bugtraq&m=127680701405735&w=2Refsecunia.com/advisories/37821Refsecunia.com/advisories/38648Refsecunia.com/advisories/40262Refsecunia.com/advisories/41480Refsecunia.com/advisories/41490Refsupport.apple.com/kb/HT4077Refwww.debian.org/security/2010/dsa-2001Refwww.itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c02512995

How CyberStrike helps

Frequently asked questions

What is CVE-2009-4143?

CVE-2009-4143 is a high-severity vulnerability affecting php php. It was published on December 21, 2009 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2009-4143?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-4143?

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-2009-4143?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-4143 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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