What is CVE-2021-21647?

CVE-2021-21647 is a medium-severity vulnerability in Jenkins Cloudbees Cd. CVSS score: 4.3/10. Published 2021-04-21.

How severe is CVE-2021-21647?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Jenkins Cloudbees Cd

CVE-2021-21647

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.

EPSS: 0.015 (70.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Jenkins Cloudbees_cd
Jenkins Project Cloudbees Cd Plugin — versions unspecified, 1.1.18.1

References

jenkinsci-cert@googlegroups.com (x_refsource_CONFIRM, Vendor Advisory)
jenkinsci-cert@googlegroups.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2021-21647?: CVE-2021-21647 is a medium-severity vulnerability in Jenkins Cloudbees Cd. CVSS score: 4.3/10. Published 2021-04-21.
How severe is CVE-2021-21647?: Medium severity. CVSS v3 base score is 4.3 out of 10.