Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') The advisory has been revoked - it doesn't affect any version of package compat-expat1 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS6-COMPATEXPAT1-6420618
- published10 Mar 2024
- disclosed10 Mar 2024
Introduced: 10 Mar 2024
CVE-2024-28757 (opens in a new tab)Amendment
The Centos security team deemed this advisory irrelevant for Centos:6.
NVD Description
Note: Versions mentioned in the description apply only to the upstream compat-expat1 package and not the compat-expat1 package as distributed by Centos.
libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).
References
- https://access.redhat.com/security/cve/CVE-2024-28757
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
- http://www.openwall.com/lists/oss-security/2024/03/15/1
- https://github.com/libexpat/libexpat/issues/839
- https://github.com/libexpat/libexpat/pull/842
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
- https://security.netapp.com/advisory/ntap-20240322-0001/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://cert-portal.siemens.com/productcert/html/ssa-784301.html