Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') Affecting python3-libxml2-python package, versions <2.9.7-150000.3.57.1
Threat Intelligence
EPSS
0.08% (36th
percentile)
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Test your applications- Snyk ID SNYK-SLES151-PYTHON3LIBXML2PYTHON-5488004
- published 27 Apr 2023
- disclosed 26 Apr 2023
Introduced: 26 Apr 2023
CVE-2021-3541 Open this link in a new tabHow to fix?
Upgrade SLES:15.1 python3-libxml2-python to version 2.9.7-150000.3.57.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python3-libxml2-python package and not the python3-libxml2-python package as distributed by SLES.
See How to fix? for SLES:15.1 relevant fixed versions and status.
A flaw was found in libxml2. Exponential entity expansion attack its possible bypassing all existing protection mechanisms and leading to denial of service.
CVSS Scores
version 3.1