Arbitrary file upload in MDaemon - CVE-2021-27183
Published: June 14, 2023
Vulnerability identifier: #VU77301
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-27183
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to compromise vulnerable system.
The vulnerability exists due to insufficient validation of file during file upload. A remote administrator can upload a malicious file to any location on the server and execute it.
Affected software
MDaemon
How to mitigate CVE-2021-27183
Install updates from vendor's website.
MDaemon - update to 20.0.4