CVE-2025-3986
Apereo CAS CasConfigurationMetadataServerController.java redos
- State
- Published
- Severity
- 5.3 Medium
- Published
- Apr 27, 2025
- Updated
- Apr 28, 2025
- Reserved
- Apr 26, 2025
Description
A vulnerability was found in Apereo CAS 5.2.6. It has been declared as problematic. This vulnerability affects unknown code of the file cas-5.2.6\core\cas-server-core-configuration-metadata-repository\src\main\java\org\apereo\cas\metadata\rest\CasConfigurationMetadataServerController.java. The manipulation of the argument Name leads to inefficient regular expression complexity. The attack can be initiated 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:N/A:P | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
CASApereo |
|
References
- VDB-306322 | Apereo CAS CasConfigurationMetadataServerController.java redosvdb-entrytechnical-description
- VDB-306322 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #557473 | Apereo CAS v5.2.6 ReDos Denial of Servicethird-party-advisory
- https://wx.mail.qq.com/s?k=rk-m8GwRMVMcOjBY1aexploit
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