Vulnerability Monitor

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CVE-2020-2161

Jenkins 2.227 and earlier, LTS 2.204.5 and earlier does not properly escape node labels that are shown in the form validation for label expressions on job configuration pages, resulting in a stored XSS vulnerability exploitable by users able to define node labels.

Published

2020-03-25T17:15:15.000

Last Modified

2024-11-21T05:24:49.760

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.4 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

6.8

Impact Score

2.9

Weaknesses

Type: Primary
CWE-79

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	jenkins	jenkins	≤ 2.204.5	Yes
Application	jenkins	jenkins	≤ 2.227	Yes

References

http://www.openwall.com/lists/oss-security/2020/03/25/2 Mailing List, Third Party Advisory ([email protected])
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1781 Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2020/03/25/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1781 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)