Information disclosure in Jenkins CI

Published: 2018-02-14 | Updated: 2018-03-26

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-6356 CVE-2018-1000103 CVE-2018-1000068
CWE-ID	CWE-22 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Jenkins CI Client/Desktop applications / Other client software
Vendor	Jenkins CI

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Information disclosure

EUVDB-ID: #VU10797

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-6356

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to obtain potentially sensitive information on the target system.

The vulnerability exists in the Extended Choice Parameter plug-in for Jenkins due to insufficient security restrictions. A remote attacker can use the Extended Choice Parameter plug-in, trigger path traversal and access potentially sensitive information.

Mitigation

Update to version 2.107.

Vulnerable software versions

: 2.93 - 2.106

External links

http://jenkins.io/download/
http://jenkins.io/security/advisory/2018-02-14/

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) Information disclosure

EUVDB-ID: #VU11272