Information disclosure in Beaker builder plugin for Jenkins

Published: 2019-09-16

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-10398
CWE-ID	CWE-312
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Beaker builder Web applications / Modules and components for CMS
Vendor	Jenkins

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cleartext storage of sensitive information

EUVDB-ID: #VU21126

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-10398

CWE-ID: CWE-312 - Cleartext Storage of Sensitive Information

Exploit availability: No

Description

The vulnerability allows a local user to view the password on the target system.

The vulnerability exists due to the affected software stores credentials without encryption in its global configuration file on the Jenkins master. A local authenticated user with access to the master file system can obtain credentials.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Beaker builder: 1.0 - 1.9

External links

http://www.openwall.com/lists/oss-security/2019/09/12/2
http://jenkins.io/security/advisory/2019-09-12/#SECURITY-1545

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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