CVE Vulnerability

CVE-2021-42567

Apereo CAS through 6.4.1 allows XSS via POST requests sent to the REST API endpoints.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://apereo.github.io/2021/10/18/restvuln/ Patch Third Party Advisory
https://github.com/apereo/cas/releases Release Notes Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:apereo:central_authentication_service:*:*:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:*:*:*:*:*:*:*:*
Information

Published : 2021-12-07 10:15

Updated : 2021-12-09 07:04

NVD link : CVE-2021-42567

Mitre link : CVE-2021-42567

Products Affected
No products.
CWE
CWE-79