Vulnerability 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."
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Webmin | Webmin | <= 1.920 |
Related Weaknesses (CWE)
References
- https://doxfer.webmin.com/Webmin/Webmin_Servers_IndexVendor Advisory
- https://github.com/webmin/webmin/blob/ab5e00e41ea1ecc1e24b8f8693f3495a0abb1aed/rPatch
- https://github.com/webmin/webmin/commit/df8a43fb4bdc9c858874f72773bcba597ae9432cPatch
- https://www.calypt.com/blog/index.php/authenticated-rce-on-webmin/ExploitPatchThird Party Advisory
- https://doxfer.webmin.com/Webmin/Webmin_Servers_IndexVendor Advisory
- https://github.com/webmin/webmin/blob/ab5e00e41ea1ecc1e24b8f8693f3495a0abb1aed/rPatch
- https://github.com/webmin/webmin/commit/df8a43fb4bdc9c858874f72773bcba597ae9432cPatch
- https://www.calypt.com/blog/index.php/authenticated-rce-on-webmin/ExploitPatchThird Party Advisory
FAQ
What is CVE-2019-15642?
CVE-2019-15642 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 state...
How severe is CVE-2019-15642?
CVE-2019-15642 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-15642?
Check the references section above for vendor advisories and patch information. Affected products include: Webmin Webmin.