Vulnerability CVE-2021-21647
Published: 2021-04-21

Description:
Jenkins CloudBees CD Plugin 1.1.21 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Item/Read permission to schedule builds of projects without having Item/Build permission.

Type:

CWE-862

 (Missing Authorization)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Jenkins -> Cloudbees cd 

 References:
https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2309
http://www.openwall.com/lists/oss-security/2021/04/21/2
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