CVE-2021-21673

EPSS 1.6%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.6%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

30 Jun 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

Affected products

Jenkins project · Jenkins CAS Plugin

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References

https://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2387 http://www.openwall.com/lists/oss-security/2021/06/30/1