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CVE-2014-1439

5.0 · MEDIUM

The libxml_disable_entity_loader function in runtime/ext/ext_simplexml.cpp in HipHop Virtual Machine for PHP (HHVM) before 2.4.0 and 2.3.x before 2.3.3 does not properly disable a certain libxml ha…

Published Feb 5, 2014hiphop_virtual_machine_for_php_projectEPSS 1.46%

Overview

CVE-2014-1439 is a medium-severity vulnerability affecting hiphop_virtual_machine_for_php_project hiphop_virtual_machine_for_php. It was published on February 5, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The libxml_disable_entity_loader function in runtime/ext/ext_simplexml.cpp in HipHop Virtual Machine for PHP (HHVM) before 2.4.0 and 2.3.x before 2.3.3 does not properly disable a certain libxml handler, which allows remote attackers to conduct XML External Entity (XXE) attacks.

Remediation

Check the references section for vendor advisories and patches from hiphop_virtual_machine_for_php_project. Update hiphop_virtual_machine_for_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
hiphop_virtual_machine_for_php_projecthiphop_virtual_machine_for_php0Affected

References

Refwww.hhvm.com/blog/3287/hhvm-2-4-0Refexchange.xforce.ibmcloud.com/vulnerabilities/90979GitHubgithub.com/facebook/hhvm/commit/95f96e7287effe2fcdfb9a5338d1a7e4f55b083bRefwww.hhvm.com/blog/3287/hhvm-2-4-0Refexchange.xforce.ibmcloud.com/vulnerabilities/90979GitHubgithub.com/facebook/hhvm/commit/95f96e7287effe2fcdfb9a5338d1a7e4f55b083b

How CyberStrike helps

Frequently asked questions

What is CVE-2014-1439?

CVE-2014-1439 is a medium-severity vulnerability affecting hiphop_virtual_machine_for_php_project hiphop_virtual_machine_for_php. It was published on February 5, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2014-1439?

This vulnerability has a CVSS 2.0 base score of 5.0, 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-2014-1439?

Check the references section for vendor advisories and patches from hiphop_virtual_machine_for_php_project. Update hiphop_virtual_machine_for_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-2014-1439?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-1439 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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