CVE-2018-8712

Published: Mar 14, 2018Modified: Nov 21, 2024

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

An issue was discovered in Webmin 1.840 and 1.880 when the default Yes setting of "Can view any file as a log file" is enabled. As a result of weak default configuration settings, limited users have full access rights to the underlying Unix system files, allowing the user to read sensitive data from the local system (using Local File Include) such as the '/etc/shadow' file via a "GET /syslog/save_log.cgi?view=1&file=/etc/shadow" request.

Affected (2)

Products: Webmin: Webmin

1 product

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Webmin Webmin	Version 1.840
Webmin Webmin	Version 1.880

Related CWEs

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (2)

https://www.7elements.co.uk/resources/technical-advisories/webmin-1-840-1-880-unrestricted-access-arbitrary-files-using-local-file-include/

Source: cve@mitre.org

Issue Tracking

https://www.7elements.co.uk/resources/technical-advisories/webmin-1-840-1-880-unrestricted-access-arbitrary-files-using-local-file-include/

Source: af854a3a-2127-422b-91ae-364da2661108

Issue Tracking

Timeline

No history available yet.