Cross-site request forgery in Jenkins promoted builds Plugin



Published: 2021-04-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-21641
CWE ID CWE-352
Exploitation vector Network
Public exploit N/A
Vulnerable software
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promoted builds
Web applications / Modules and components for CMS

Vendor Jenkins

Security Advisory

This security advisory describes one low risk vulnerability.

1) Cross-site request forgery

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-21641

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote authenticated attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

promoted builds: 1, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 1.10, 1.11, 2.0, 2.1, 2.2, 2.3, 2.3.1, 2.4, 2.5, 2.6, 2.6.1, 2.6.2, 2.7, 2.8, 2.9, 2.10, 2.11, 2.12, 2.13, 2.14, 2.15, 2.16, 2.17, 2.18, 2.19, 2.20, 2.21, 2.22, 2.23, 2.23.1, 2.24, 2.24.1, 2.25, 2.26, 2.27, 2.28, 2.28.1, 2.29, 2.29.1, 2.30, 2.31, 2.31.1, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5, 3.5.1, 3.6, 3.7, 3.9

CPE External links

http://www.openwall.com/lists/oss-security/2021/04/07/2
https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-2293

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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