What’s Vulnerable › Vulnerabilities

CVE-2019-15642

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 34.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-26 · updated 2026-06-17
• Weakness: CWE-94

Description

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."

Affected products

• Webmin: through 1.920

References

• https://doxfer.webmin.com/Webmin/Webmin_Servers_Index
• https://github.com/webmin/webmin/blob/ab5e00e41ea1ecc1e24b8f8693f3495a0abb1aed/rpc.cgi#L26-L37
• https://github.com/webmin/webmin/commit/df8a43fb4bdc9c858874f72773bcba597ae9432c
• https://www.calypt.com/blog/index.php/authenticated-rce-on-webmin/
• https://doxfer.webmin.com/Webmin/Webmin_Servers_Index
• https://github.com/webmin/webmin/blob/ab5e00e41ea1ecc1e24b8f8693f3495a0abb1aed/rpc.cgi#L26-L37
• https://github.com/webmin/webmin/commit/df8a43fb4bdc9c858874f72773bcba597ae9432c
• https://www.calypt.com/blog/index.php/authenticated-rce-on-webmin/

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