CVE-2021-21640
jenkins: view name validation bypass
Severity Score
4.3
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
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.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-01-04 CVE Reserved
- 2021-04-07 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (4)
| URL | Tag | Source |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2021/04/07/2 | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| 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
| ||||||