CVE-2024-40896 (GCVE-0-2024-40896)

Vulnerability from cvelistv5 – Published: 2024-12-23 00:00 – Updated: 2025-02-28 13:07
VLAI?
Summary
In libxml2 2.11 before 2.11.9, 2.12 before 2.12.9, and 2.13 before 2.13.3, the SAX parser can produce events for external entities even if custom SAX handlers try to override entity content (by setting "checked"). This makes classic XXE attacks possible.
CWE
  • CWE-611 - Improper Restriction of XML External Entity Reference
Assigner
Impacted products
Vendor Product Version
libxml2 libxml2 Affected: 2.11.0 , < 2.11.9 (semver)
Affected: 2.12.0 , < 2.12.9 (semver)
Affected: 2.13.0 , < 2.13.3 (semver)
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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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