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CVE-2021-21661

MEDIUMCVSS 4.3/10EPSS 1.64%

Last modified

CVE-2021-21661 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Jenkins Kubernetes CLI Plugin 1.10.0 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.. EPSS estimates a 1.64% chance of exploitation in the next 30 days.

Description

Jenkins Kubernetes CLI Plugin 1.10.0 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability
1.64%

73.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
JenkinsKubernetes<= 1.10.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21661?
Jenkins Kubernetes CLI Plugin 1.10.0 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins.
How severe is CVE-2021-21661?
CVE-2021-21661 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.64% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21661?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21661?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST