Vulnerability identifier: #VU47187

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-2279

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Script Security
Web applications / Modules and components for CMS

Vendor: Jenkins

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the sandbox protection bypass in the affected plugin. A remote authenticated attacker can provide a specially crafted return values or script binding content and execute arbitrary code on the Jenkins controller JVM.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Script Security: 1.0 - 1.74

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External links
http://www.openwall.com/lists/oss-security/2020/09/23/1
http://www.jenkins.io/security/advisory/2020-09-23/#SECURITY-2020

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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.