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CVE-2015-3451

5.0 · MEDIUM

The _clone function in XML::LibXML before 2.0119 does not properly set the expand_entities option, which allows remote attackers to conduct XML external entity (XXE) attacks via crafted XML data to…

Published May 12, 2015xml-libxml_projectCWE-611EPSS 3.98%

Overview

CVE-2015-3451 is a medium-severity vulnerability affecting xml-libxml_project xml-libxml. It was published on May 12, 2015 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 _clone function in XML::LibXML before 2.0119 does not properly set the expand_entities option, which allows remote attackers to conduct XML external entity (XXE) attacks via crafted XML data to the (1) new or (2) load_xml function.

Remediation

Check the references section for vendor advisories and patches from xml-libxml_project. Update xml-libxml 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
xml-libxml_projectxml-libxml0Affected

References

Refadvisories.mageia.org/MGASA-2015-0199.htmlRefcpansearch.perl.org/src/SHLOMIF/XML-LibXML-2.0119/ChangesReflists.fedoraproject.org/pipermail/package-announce/2015-May/157448.htmlReflists.fedoraproject.org/pipermail/package-announce/2015-May/157740.htmlReflists.opensuse.org/opensuse-updates/2015-09/msg00006.htmlRefwww.debian.org/security/2015/dsa-3243Refwww.mandriva.com/security/advisories?name=MDVSA-2015:231Refwww.openwall.com/lists/oss-security/2015/04/25/2Refwww.openwall.com/lists/oss-security/2015/04/30/1Refwww.securityfocus.com/bid/74333

How CyberStrike helps

Frequently asked questions

What is CVE-2015-3451?

CVE-2015-3451 is a medium-severity vulnerability affecting xml-libxml_project xml-libxml. It was published on May 12, 2015 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2015-3451?

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-2015-3451?

Check the references section for vendor advisories and patches from xml-libxml_project. Update xml-libxml 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-2015-3451?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2015-3451 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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