Description
Jasig phpCAS version 1.3.4 is vulnerable to an authentication bypass in the validateCAS20 function when configured to authenticate against an old CAS server.
References (3)
Core 3
Core References
Third Party Advisory x_refsource_confirm
https://github.com/Jasig/phpCAS/blob/master/docs/ChangeLog
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/99609
Third Party Advisory x_refsource_confirm
https://github.com/Jasig/phpCAS/issues/228
Scores
CVSS v3
8.1
EPSS
0.0025
EPSS Percentile
48.1%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-287
Status
published
Products (1)
apereo/phpcas
1.3.4
Published
Jul 17, 2017
Tracked Since
Feb 18, 2026