Description
A vulnerability was found in Apereo CAS 5.2.6. It has been classified as problematic. This affects the function ResponseEntity of the file cas-5.2.6\webapp-mgmt\cas-management-webapp-support\src\main\java\org\apereo\cas\mgmt\services\web\ManageRegisteredServicesMultiActionController.java. The manipulation of the argument Query leads to inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apereo | CAS | 5.2.6 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.apereo.cas:cas-management-webapp-support | <= 5.2.6 | — | GHSA-8rx4-fxq5-vj4v |
References
- VDB-306321 | Apereo CAS ResponseEntity redos vdb-entry technical-description
- VDB-306321 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #557110 | Apereo CAS v5.2.6 ReDos regular expression engine denial of service third-party-advisory
- https://wx.mail.qq.com/s?k=lzDuxVkSRXUZ0bwZEG exploit