Arbitrary file upload in MDaemon - CVE-2021-27183

 

Arbitrary file upload in MDaemon - CVE-2021-27183

Published: June 14, 2023


Vulnerability identifier: #VU77301
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2021-27183
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Alt-N
Affected software:
MDaemon

Detailed vulnerability description

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.


How to mitigate CVE-2021-27183

Install updates from vendor's website.

Sources