An Improper Data Validation Vulnerability exists in Webmin 1.941 and earlier affecting the Command Shell Endpoint. A user may enter HTML code into the Command field and submit it. Then, after visiting the Action Logs Menu and displaying logs, the HTML code will be rendered (however, JavaScript is not executed). Changes are kept across users.
CVSS Score
5.4
EPSS Score
0.025
Published
2020-10-12
xmlrpc.cgi in Webmin through 1.930 allows authenticated XXE attacks. By default, only root, admin, and sysadm can access xmlrpc.cgi.
CVSS Score
6.5
EPSS Score
0.009
Published
2019-08-26
rpc.cgi in Webmin through 1.920 allows authenticated Remote Code Execution via a crafted object name because unserialise_variable makes an eval call. NOTE: the Webmin_Servers_Index documentation states "RPC can be used to run any command or modify any file on a server, which is why access to it must not be granted to un-trusted Webmin users."
CVSS Score
8.8
EPSS Score
0.915
Published
2019-08-26
CVE-2019-15107
An issue was discovered in Webmin <=1.920. The parameter old in password_change.cgi contains a command injection vulnerability.
Known exploited
CVSS Score
9.8
EPSS Score
0.945
Published
2019-08-16
In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.
CVSS Score
8.8
EPSS Score
0.878
Published
2019-06-15
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