Remote code execution in Jenkins Literate Plugin



Published: 2020-03-12
Risk High
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2020-2158
CWE-ID CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Literate
Web applications / Modules and components for CMS

Vendor Jenkins

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Code Injection

EUVDB-ID: #VU26044

Risk: High

CVSSv3.1: 8.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-2158

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the affected plugin does not configure its YAML parser to prevent the instantiation of arbitrary types. A remote authenticated attacker able to provide YAML input files to plugin’s build step can execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Literate: 0.1 - 1.0


CPE2.3 External links

http://www.openwall.com/lists/oss-security/2020/03/09/1
http://jenkins.io/security/advisory/2020-03-09/#SECURITY-1750

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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