Auth bypass in Jenkins

CVE-2018-1999004

A Improper authorization vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in SlaveComputer.java that allows attackers with Overall/Read permission to initiate agent launches, and abort in-progress agent launches.

Vulnerability class: Broken Access Control

EPSS: 0.009 (57.4th 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:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-1999004?
CVE-2018-1999004 is a medium-severity vulnerability in Jenkins, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2018-07-23.
How severe is CVE-2018-1999004?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2018-1999004 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.