CVE-2014-2296

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-20 · updated 2026-06-17
Weakness: CWE-611

Description

XML external entity (XXE) vulnerability in java/org/jasig/cas/util/SamlUtils.java in Jasig CAS server before 3.4.12.1 and 3.5.x before 3.5.2.1, when Google Accounts Integration is enabled, allows remote unauthenticated users to bypass authentication via crafted XML data.

Affected products

Apereo Cas Server: before 3.4.12.1; from 3.5 before 3.5.2.1 — fixed in 3.4.12.1, 3.5.2.1

How to fix

Upgrade to a fixed version: Apereo Cas Server 3.4.12.1, 3.5.2.1. Check the vendor advisory for mitigations.

References

http://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.html
https://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512
http://jasig.275507.n4.nabble.com/CAS-3-5-2-1-and-3-4-12-1-Security-Releases-td4662444.html
https://vigilance.fr/vulnerability/Jasig-CAS-Server-bypassing-authentication-via-Google-Accounts-Integration-14512

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