#VU48849 Input validation error in Microsoft Exchange Server - CVE-2020-17117
Published: December 8, 2020
Vulnerability identifier: #VU48849
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-17117
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft Exchange Server
Microsoft Exchange Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in Microsoft Exchange. A remote administrator can pass specially crafted input to the application and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.