Insecure Randomness Affecting org.apereo.cas:cas-server-support-oauth-core-api package, versions [,6.1.0-RC5)
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- Snyk ID SNYK-JAVA-ORGAPEREOCAS-467406
- published 20 Sep 2019
- disclosed 20 Sep 2019
- credit Jonathan Leitschuh
How to fix?
org.apereo.cas:cas-server-support-oauth-core-api to version 6.1.0-RC5 or higher.
org.apereo.cas:cas-server-support-oauth-core-api is a CAS Server Support OAuth Core API for supporting OAuth within Apereo CAS.
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.