Disabled permissions can be granted by Jenkins SSH2 Easy Plugin

published 2023-09-06 3 y ago modified 2026-06-17 4 mo ago also GHSA-4gh2-m88h-8cj8 , EUVD-2023-2418

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

Jenkins SSH2 Easy Plugin 1.4 and earlier does not verify that permissions configured to be granted are enabled, potentially allowing users formerly granted (typically optional permissions, like Overall/Manage) to access functionality they're no longer entitled to.

Patch / fix

fixed in 1

maven org.jenkins-ci.plugins:ssh2easy 1.6

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-09-26)

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
GitHub	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
maven	org.jenkins-ci.plugins:ssh2easy	<1.6	1.6

Affected products

Jenkins Project Jenkins SSH2 Easy Plugin

Classification

Weakness

CWE-281 Improper Preservation of Permissions

References

jenkins.io /security/advisory/2023-09-06/#SECURITY-3064
vendor-advisory, web
openwall.com /lists/oss-security/2023/09/06/9
web, mailing-list, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2023-41939
advisory

Sources

Fencer Vulns 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.

Summary