Vulnerability Details : CVE-2021-21678
Jenkins SAML Plugin 2.0.7 and earlier allows attackers to craft URLs that would bypass the CSRF protection of any target URL in Jenkins.
Vulnerability category: Cross-site request forgery (CSRF)
Products affected by CVE-2021-21678
- cpe:2.3:a:jenkins:saml:*:*:*:*:*:jenkins:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21678
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-21678
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-21678
-
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.Assigned by: nvd@nist.gov (Primary)
-
The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.Assigned by: jenkinsci-cert@googlegroups.com (Secondary)
References for CVE-2021-21678
-
http://www.openwall.com/lists/oss-security/2021/08/31/1
oss-security - Multiple vulnerabilities in Jenkins pluginsMailing List;Third Party Advisory
-
https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2469
Jenkins Security Advisory 2021-08-31Vendor Advisory
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