Vigil@nce - Apereo CAS Server: bad PRNG
October 2019 by Vigil@nce
SYNTHESIS OF THE VULNERABILITY
Impacted products: CAS Server.
Severity: 1/4.
Consequences: data reading.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 24/09/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can predict the output of the PRNG in Apereo CAS Server, in order to guess secrets or spoof users.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Apereo-CAS-Server-bad-PRNG-30390