Auth bypass in Jenkins Mailer

CVE-2022-20614

A missing permission check in Jenkins Mailer Plugin 391.ve4a_38c1b_cf4b_ and earlier allows attackers with Overall/Read access to use the DNS used by the Jenkins instance to resolve an attacker-specified hostname.

Vulnerability class: Broken Access Control

EPSS: 0.011 (62.6th 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:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-20614?
CVE-2022-20614 is a medium-severity vulnerability in Jenkins Mailer, classified under Missing Authorization. CVSS score: 4.3/10. Published 2022-01-12.
How severe is CVE-2022-20614?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2022-20614 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.