Arbitrary file upload in MiCollab - CVE-2022-41326
Published: October 20, 2022
Vulnerability identifier: #VU68540
CSH Severity: Critical
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-41326
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to missing authorization checks and insufficient validation of files during file upload. A remote non-authenticated attacker can upload a malicious file to the server and execute it.
Successful exploitation of the vulnerability may allow an attacker to compromise the entire system.
Affected software
MiCollab
How to mitigate CVE-2022-41326
Install updates from vendor's website.