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Improper Restriction of XML External Entity Reference

CVE-2024-49535

Severity Medium
Score 6.3/10

Summary

Acrobat Reader versions 24.005.20307, 24.001.30213, 24.001.30193, 20.005.30730, 20.005.30710 and earlier are affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that allows an attacker to provide malicious XML input containing a reference to an external entity, potentially leading to unauthorized read access outside the Acrobat sandbox. Exploitation of this issue requires user interaction in that a victim must process a malicious XML document.

  • LOW
  • LOCAL
  • NONE
  • CHANGED
  • REQUIRED
  • NONE
  • HIGH
  • NONE

CWE-611 - Improper Restriction of XML External Entity Reference

Listed 4th in the 'OWASP Top Ten', XML External Entities (XXE) vulnerability allows attackers to provide an XML input that contains an external entity. When the XML is parsed, it can cause data extraction and manipulation, execution of commands, denial-of-service attacks, and server-side request forgery.

References

Advisory Timeline

  • Published