CVE-2018-13257 Information

Description

The bb-auth-provider-cas authentication module within Blackboard Learn 2018-07-02 is susceptible to HTTP host header spoofing during Central Authentication Service (CAS) service ticket validation enabling a phishing attack from the CAS server login page.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://github.com/gluxon/CVE-2018-13257

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1