CVE Vulnerability

CVE-2021-21673

Jenkins CAS Plugin 1.6.0 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins, allowing attackers to perform phishing attacks.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

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://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2387 Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/06/30/1 Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:jenkins:cas:*:*:*:*:*:jenkins:*:*
Information

Published : 2021-06-30 05:15

Updated : 2021-07-06 05:07

NVD link : CVE-2021-21673

Mitre link : CVE-2021-21673

Products Affected
No products.
CWE
CWE-601

URL Redirection to Untrusted Site ('Open Redirect')