An issue was discovered in OSSEC 3.6.0. An uncontrolled recursion vulnerability in os_xml.c occurs when a large number of opening and closing XML tags is used. Because recursion is used in _ReadElem without restriction, an attacker can trigger a segmentation fault once unmapped memory is reached.
Advisories
Source ID Title
EUVD EUVD EUVD-2021-14747 An issue was discovered in OSSEC 3.6.0. An uncontrolled recursion vulnerability in os_xml.c occurs when a large number of opening and closing XML tags is used. Because recursion is used in _ReadElem without restriction, an attacker can trigger a segmentation fault once unmapped memory is reached.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T21:33:17.414Z

Reserved: 2021-03-05T00:00:00

Link: CVE-2021-28040

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-03-05T18:15:13.270

Modified: 2024-11-21T05:59:01.787

Link: CVE-2021-28040

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses