National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-6356 Detail

Current Description

Jenkins before 2.107 and Jenkins LTS before 2.89.4 did not properly prevent specifying relative paths that escape a base directory for URLs accessing plugin resource files. This allowed users with Overall/Read permission to download files from the Jenkins master they should not have access to. On Windows, any file accessible to the Jenkins master process could be downloaded. On other operating systems, any file within the Jenkins home directory accessible to the Jenkins master process could be downloaded.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.0 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.openwall.com/lists/oss-security/2018/02/14/1 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/103037 Third Party Advisory VDB Entry
https://jenkins.io/security/advisory/2018-02-14/ Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:jenkins:jenkins:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.107

Configuration 2 ( hide )
 cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.89.4


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-6356
NVD Published Date:
02/20/2018
NVD Last Modified:
03/19/2018