XML External Entity Reference in Hazelcast
Date: 2022-03
Affected: maven/com.hazelcast:hazelcast
Attack vector: other
Category: vulnerability-disclosure
Severity: Critical
CVE: CVE-2022-0265
CWE: CWE-611
CVSS: 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

The AbstractXmlConfigRootTagRecognizer() function makes use of SAXParser generated from a SAXParserFactory with no FEATURE_SECURE_PROCESSING set, allowing for XXE attacks.


Mitigations:

Architectural layers (MAESTRO):