Multiple vulnerabilities in Jenkins Maven Cascade Release plugin

Published: 2020-10-12

Risk	Medium
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2020-2294 CVE-2020-2295
CWE-ID	CWE-284 CWE-352
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Maven Cascade Release Web applications / Modules and components for CMS
Vendor	Jenkins

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU47517

Risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-2294

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the affected plugin does not perform permission checks in several HTTP endpoints. A remote user with Overall/Read permission can start cascade builds and layout builds, and reconfigure the plugin.

Mitigation

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

Vulnerable software versions

Maven Cascade Release: 1.0.0 - 1.3.2

External links

http://www.openwall.com/lists/oss-security/2020/10/08/5
http://www.jenkins.io/security/advisory/2020-10-08/#SECURITY-2049

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.

2) Cross-site request forgery

EUVDB-ID: #VU47518

Risk: Low

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

CVE-ID: CVE-2020-2295

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