XMLTooling Library Incorrectly Handles Some Exceptions
Date: 2022-05
Affected: maven/org.opensaml:xmltooling
Attack vector: other
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2019-9628
CWE: CWE-755
CVSS: 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

The XMLTooling library all versions prior to V3.0.4, provided with the OpenSAML and Shibboleth Service Provider software, contains an XML parsing class. Invalid data in the XML declaration causes an exception of a type that was not handled properly in the parser class and propagates an unexpected exception type.


Mitigations:

Architectural layers (MAESTRO):