Arbitrary file upload in Microsoft Dynamics 365 for Finance and Operations (on-premises) - CVE-2020-16857
Published: September 8, 2020
Vulnerability identifier: #VU46494
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-16857
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 user with privileges to import and export data can upload a malicious file and execute it on the server.
Affected software
Microsoft Dynamics 365 for Finance and Operations (on-premises)
How to mitigate CVE-2020-16857
Install updates from vendor's website.