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CVE-2011-4453

7.5 · HIGH

The PageListSort function in scripts/pagelist.php in PmWiki 2.x before 2.2.35 allows remote attackers to execute arbitrary code via PHP sequences in a crafted order parameter in a pagelist directiv…

Published Dec 22, 2011pmwikiCWE-94EPSS 51.98%

Overview

CVE-2011-4453 is a high-severity vulnerability affecting pmwiki pmwiki. It was published on December 22, 2011 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The PageListSort function in scripts/pagelist.php in PmWiki 2.x before 2.2.35 allows remote attackers to execute arbitrary code via PHP sequences in a crafted order parameter in a pagelist directive, leading to unintended use of the PHP create_function function.

Remediation

Check the references section for vendor advisories and patches from pmwiki. Update pmwiki 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

Refwww.exploit-db.com/exploits/18149/Refwww.exploit-db.com/exploits/18243/Refwww.pmwiki.org/wiki/PITS/01271Refwww.exploit-db.com/exploits/18149/Refwww.exploit-db.com/exploits/18243/Refwww.pmwiki.org/wiki/PITS/01271

How CyberStrike helps

Frequently asked questions

What is CVE-2011-4453?

CVE-2011-4453 is a high-severity vulnerability affecting pmwiki pmwiki. It was published on December 22, 2011 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2011-4453?

This vulnerability has a CVSS 2.0 base score of 7.5, 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-2011-4453?

Check the references section for vendor advisories and patches from pmwiki. Update pmwiki 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-2011-4453?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-4453 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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