Vulnerability Details : 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.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-2161
- cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*
- cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
Threat overview for CVE-2020-2161
Top countries where our scanners detected CVE-2020-2161
Top open port discovered on systems with this issue
80
IPs affected by CVE-2020-2161 11,681
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2020-2161
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 20 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-2161
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2020-2161
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- jenkinsci-cert@googlegroups.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2020-2161
-
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1781
Jenkins Security Advisory 2020-03-25Vendor Advisory
-
http://www.openwall.com/lists/oss-security/2020/03/25/2
oss-security - Multiple vulnerabilities in Jenkins and Jenkins pluginsMailing List;Third Party Advisory
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