CVE-2018-15801 Information

Description

Spring Security versions 5.1.x prior to 5.1.2 contain an authorization bypass vulnerability during JWT issuer validation. In order to be impacted the same private key for an honest issuer and a malicious user must be used when signing JWTs. In that case a malicious user could fashion signed JWTs with the malicious issuer URL that may be granted for the honest issuer.

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Reference

https://pivotal.io/security/cve-2018-15801

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.4