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libxml2, possibly before 2.5.0, does not properly detect...

High severity Unreviewed Published Apr 29, 2022 to the GitHub Advisory Database • Updated Feb 2, 2024

Package

No package listedSuggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, aka the "billion laughs attack."

References

Published by the National Vulnerability Database Dec 31, 2003
Published to the GitHub Advisory Database Apr 29, 2022
Last updated Feb 2, 2024

Severity

High

EPSS score

0.368%
(73rd percentile)

Weaknesses

CVE ID

CVE-2003-1564

GHSA ID

GHSA-6wfm-7hqx-39wg

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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