Cyber Resilience

CVE-2021-21647

Medium

Published: 21 April 2021

Published
21 April 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0016 37.0th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-21647 is a medium-severity an unspecified weakness vulnerability in Jenkins Cloudbees Cd. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 37.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Jenkins CloudBees CD Plugin 1.1.21 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Item/Read permission to schedule builds of projects without having Item/Build permission.

CWE(s)
None listed

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

jenkins
cloudbees cd
≤ 1.1.21

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References