CVE-2020-2323 json
Missing permission checks in Jenkins Chaos Monkey Plugin
published 2020-12-03 5 y ago modified 2026-06-17 4 mo ago also GHSA-hx53-635r-vmv8 , EUVD-2022-4234
- cvss
- 5.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 57%
- public exploits
- 0
- none known
Summary
Jenkins Chaos Monkey Plugin 0.4 and earlier does not perform permission checks in an HTTP endpoint, allowing attackers with Overall/Read permission to access the Chaos Monkey page and to see the history of actions.
Patch / fix
- maven io.jenkins.plugins:chaos-monkey 0.4.1
Exploit prediction
0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| GitHub | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | io.jenkins.plugins:chaos-monkey | <0.4.1 |
0.4.1 |
Affected products
- Jenkins project Jenkins Chaos Monkey Plugin
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
- jenkins.io /security/advisory/2020-12-03/#SECURITY-2109%20%282%29
-
openwall.com
/lists/oss-security/2020/12/03/2
mailing-list, web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-2323
advisory
-
github.com
/jenkinsci/chaos-monkey-plugin
package
-
jenkins.io
/security/advisory/2020-12-03/#SECURITY-2109%20(2)
web
Sources
- CVE List CVE-2020-2323
- GitHub Advisory GHSA-hx53-635r-vmv8
- NVD CVE-2020-2323
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