SB2023112479 - Bitbucket Data Center and Server update for Apache Santuario XML Security for Java



SB2023112479 - Bitbucket Data Center and Server update for Apache Santuario XML Security for Java

Published: November 24, 2023

Security Bulletin ID SB2023112479
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Information disclosure (CVE-ID: CVE-2021-40690)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an issue where the "secureValidation" property is not passed correctly when creating a KeyInfo from a KeyInfoReference element. A remote attacker can abuse an XPath Transform to extract any local .xml files in a RetrievalMethod element.


Remediation

Install update from vendor's website.