CVE-2021-21647
First published: Wed Apr 21 2021(Updated: )
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.
Credit: jenkinsci-cert@googlegroups.com jenkinsci-cert@googlegroups.com jenkinsci-cert@googlegroups.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Jenkins Cloudbees Cd | <=1.1.21 | |
| maven/org.jenkins-ci.plugins:electricflow | >=1.1.19<1.1.22 | 1.1.22 |
| maven/org.jenkins-ci.plugins:electricflow | <1.1.18.1 | 1.1.18.1 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2021/04/21/2
- https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2309
- https://nvd.nist.gov/vuln/detail/CVE-2021-21647
- https://github.com/jenkinsci/electricflow-plugin/commit/597cbb1d767ae92c44b4cbd9525fa53ddab37117
- https://github.com/advisories/GHSA-7rx6-4vwv-432g (Advisory)
Frequently Asked Questions
What is the severity of CVE-2021-21647?
The severity of CVE-2021-21647 is medium with a severity value of 4.3.
How does CVE-2021-21647 affect Jenkins CloudBees CD Plugin?
CVE-2021-21647 allows attackers with Item/Read permission to schedule builds of projects without having Item/Build permission in Jenkins CloudBees CD Plugin.
What is the remedy for CVE-2021-21647?
The remedy for CVE-2021-21647 is to update Jenkins CloudBees CD Plugin to version 1.1.22.
Where can I find more information about CVE-2021-21647?
You can find more information about CVE-2021-21647 on the NIST National Vulnerability Database (NVD) website and the Jenkins security advisory.
What is the Common Weakness Enumeration (CWE) ID for CVE-2021-21647?
The CWE ID for CVE-2021-21647 is 862.
- collector/nvd-index
- collector/nvd-api
- collector/nvd-cve
- collector/github-advisory-latest
- alias/GHSA-7rx6-4vwv-432g
- alias/CVE-2021-21647
- collector/github-advisory
- agent/type
- agent/references
- agent/author
- agent/description
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/tags
- agent/severity
- agent/weakness
- collector/mitre-cve
- source/MITRE
- vendor/jenkins
- canonical/jenkins cloudbees cd
- version/jenkins cloudbees cd/1.1.21
- package-manager/maven