CVE-2021-21640
jenkins: view name validation bypass
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.
Jenkins 2.286 y versiones anteriores, LTS versiones 2.277.1 y anteriores, no comprueban apropiadamente a una visualización recién diseñada tener un nombre permitido, permitiendo a atacantes con permiso de View/Create crear visualizaciones con nombres no válidos o ya usados
A flaw was found in Jenkins. Due to lack of validation of the newly created view name, an attackers with View/Create permission are allowed to create views with invalid or already-used names.
Red Hat Advanced Cluster Management for Kubernetes 2.2.4 images Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which fix several bugs and security issues. Issues addressed include denial of service and integer overflow vulnerabilities.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2021-01-04 CVE Reserved
- 2021-04-07 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (4)
URL | Tag | Source |
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http://www.openwall.com/lists/oss-security/2021/04/07/2 | Mailing List |
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URL | Date | SRC |
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URL | Date | SRC |
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URL | Date | SRC |
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https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1871 | 2023-10-25 | |
https://access.redhat.com/security/cve/CVE-2021-21640 | 2021-07-27 | |
https://bugzilla.redhat.com/show_bug.cgi?id=1947105 | 2021-07-27 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Jenkins Search vendor "Jenkins" | Jenkins Search vendor "Jenkins" for product "Jenkins" | <= 2.277.1 Search vendor "Jenkins" for product "Jenkins" and version " <= 2.277.1" | lts |
Affected
| ||||||
Jenkins Search vendor "Jenkins" | Jenkins Search vendor "Jenkins" for product "Jenkins" | <= 2.286 Search vendor "Jenkins" for product "Jenkins" and version " <= 2.286" | - |
Affected
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