SimpleSAMLphp xml-common up to 1.19.x XML Document xml external entity reference

Summaryinfo

A vulnerability identified as problematic has been detected in SimpleSAMLphp xml-common up to 1.19.x. Affected is an unknown function of the component XML Document Handler. Performing a manipulation results in xml external entity reference. This vulnerability is cataloged as CVE-2024-52596. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in SimpleSAMLphp xml-common up to 1.19.x. This affects some unknown functionality of the component XML Document Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. CWE is classifying the issue as CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

SimpleSAMLphp xml-common is a common classes for handling XML-structures. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 1.19.0.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2024-52596 since 11/14/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 212000 (Debian dla-3981 : simplesamlphp - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.20.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (212000). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• SimpleSAMLphp

Name

• xml-common

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19

License

• open-source

Website

• Product: https://github.com/simplesamlphp/xml-common/

CPE 2.3info

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CPE 2.2info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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