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Vulnerability DatabaseCVE-2021-3869
CVE-2021-3869:
Java vulnerability analysis and mitigation
Overview
CoreNLP was found to be vulnerable to Improper Restriction of XML External Entity Reference (XXE), identified as CVE-2021-3869. The vulnerability was discovered and reported on October 7, 2021, affecting the Stanford CoreNLP natural language processing software (CVE Mitre).
Technical details
The vulnerability was classified as CWE-611, related to improper restriction of XML External Entity Reference. The issue stemmed from insecure configuration of the DocumentBuilderFactory, which could potentially allow XML external entity attacks (GitHub Commit).
Impact
The vulnerability could potentially allow attackers to perform XML external entity (XXE) attacks, which might lead to unauthorized access to files, server-side request forgery, or denial of service conditions (CVE Mitre).
Mitigation and workarounds
The vulnerability was addressed through a security patch that implements proper XML parsing controls. The fix includes setting various security features in the DocumentBuilderFactory, such as disabling document type declarations, external DTD loading, and external entity processing (GitHub Commit).
Additional resources
Source: This report was generated using AI
Related Java vulnerabilities:
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