Vulnerability identifier: #VU19279

Vulnerability risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-10353

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Jenkins LTS
Server applications / Application servers
Jenkins
Server applications / Application servers

Vendor: Jenkins

Description

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

The vulnerability exists due to the CSRF tokens by default only check user authentication and IP address. A remote 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.

This vulnerability allows an attacker to obtain a CSRF token for another user to implement CSRF attacks as long as the victim’s IP address remained unchanged.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Jenkins LTS: 1.409.1 - 2.176.1

Jenkins: 2.0 - 2.185

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External links
http://jenkins.io/security/advisory/2019-07-17/#SECURITY-626
http://github.com/jenkinsci/jenkins/commit/772152315aa0a9ba27b812a4ba0f3f9b64af78d9

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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