Buffer overflow in Microsoft products - CVE-2020-16929
Published: October 13, 2020
Vulnerability identifier: #VU47583
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-16929
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft SharePoint Server
Microsoft Office
Microsoft Excel
Microsoft Office for macOS
Microsoft Office Web Apps
Office Online Server
Microsoft Excel Web App
Microsoft SharePoint Server
Microsoft Office
Microsoft Excel
Microsoft Office for macOS
Microsoft Office Web Apps
Office Online Server
Microsoft Excel Web App
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to the Microsoft Excel software fails to properly handle objects in memory. A remote attacker can trick a victim to open a specially crafted file or visit a malicious webpage, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2020-16929
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..