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Fencer Intel
high 7.5

CVE-2020-2322 json

Missing permission checks in Jenkins Chaos Monkey Plugin

published 5y ago modified 4mo ago also GHSA-mr75-899x-qcxq , EUVD-2022-4616

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 71%
public exploits
0
none known

Summary

Jenkins Chaos Monkey Plugin 0.3 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to generate load and to generate memory leaks.

Patch / fix

  • maven io.jenkins.plugins:chaos-monkey 0.4
  • Jenkins project Jenkins Chaos Monkey Plugin 0.4.1

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Exploit prediction

1.34% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
maven io.jenkins.plugins:chaos-monkey
<0.4
0.4

Affected products

  • Jenkins project Jenkins Chaos Monkey Plugin

Classification

Weakness
  • CWE-862 Missing Authorization
  • CWE-401 Missing Release of Memory after Effective Lifetime

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.