CVE-2018-1256 Information

Description

Spring Cloud SSO Connector version 2.1.2 contains a regression which disables issuer validation in resource servers that are not bound to the SSO service. In PCF deployments with multiple SSO service plans a remote attacker can authenticate to unbound resource servers which use this version of the SSO Connector with tokens generated from another service plan.

CVSS Vector

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

Reference

https://pivotal.io/security/cve-2018-1256

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1