CVE-2017-15646 Information

Description

Webmin before 1.860 has XSS with resultant remote code execution. Under the ‘Others/File Manager’ menu there is a ‘Download from remote URL’ option to download a file from a remote server. After setting up a malicious server one can wait for a file download request and then send an XSS payload that will lead to Remote Code Execution as demonstrated by an OS command in the value attribute of a name=‘cmd’ input element.

CVSS Vector

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

Reference

http://www.webmin.com/changes.html http://www.webmin.com/security.html https://blogs.securiteam.com/index.php/archives/3430 https://github.com/webmin/webmin/commit/0c58892732ee7610a7abba5507614366d382c9c9

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1