CVE-2024-28757
Libexpat vulnerability
- Published10 Mar 2024
Description
libexpat through 2.6.1 allows an XML Entity Expansion attack when there is isolated use of external parsers (created via XML_ExternalEntityParserCreate).
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HAffected products
Remediation
References
- 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://lists.fedoraproject.org/archives/list/[email protected]/message/FPLC6WDSRDUYS7F7JWAOVOHFNOUQ43DD/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/LKJ7V5F6LJCEQJXDBWGT27J7NAP3E3N7/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/VK2O34GH43NTHBZBN7G5Y6YKJKPUCTBE/
- https://security.netapp.com/advisory/ntap-20240322-0001/
- http://www.openwall.com/lists/oss-security/2024/03/15/1
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2024-28757 being actively exploited?
CVE-2024-28757 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 2.01%.
How severe is CVE-2024-28757?
CVE-2024-28757 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 2.01% probability of exploitation.
Which products are affected by CVE-2024-28757?
Affected products include Libexpat, Netapp Active Iq Unified Manager, Netapp Oncommand Workflow Automation, Netapp Ontap, Netapp Ontap Tools, and 9 more.
How do I fix CVE-2024-28757?
Upgrade affected software to a fixed version, for example Libexpat 2.6.2 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2024-28757 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.