Insecure Randomness Affecting org.apereo.cas:cas-server-support-shell package, versions [,6.1.0-RC5)
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- Snyk ID SNYK-JAVA-ORGAPEREOCAS-467404
- published 20 Sep 2019
- disclosed 20 Sep 2019
- credit Jonathan Leitschuh
How to fix?
org.apereo.cas:cas-server-support-shell to version 6.1.0-RC5 or higher.
org.apereo.cas:cas-server-support-shell is a package for the CAS command-line shell provides the ability to query the CAS server for help on available settings/modules and various other utility functions.
Affected versions of this package are vulnerable to Insecure Randomness. A insecure source of randomness is used to generate all of its random values as it relies upon apache commons lang3
RandomStringUtils. This could allow an attacker to possibly generate their own unique Ticket ID due to insufficient randomness.