Vulnerability identifier: #VU46884

Vulnerability risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-2259

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
computer-queue-plugin
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within the agent name in tooltips. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

computer-queue-plugin: 1.0 - 1.5

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External links
http://www.openwall.com/lists/oss-security/2020/09/16/3
http://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1912

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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.