#VU21650 Input validation error in Microsoft products - CVE-2019-1331
Published: October 9, 2019
Vulnerability identifier: #VU21650
Vulnerability risk: High
CVSSv4.0: 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-2019-1331
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft Excel
Microsoft Office
Microsoft Office for macOS
Excel Services on Microsoft SharePoint Server
Office Online Server
Microsoft SharePoint Server
Microsoft Excel
Microsoft Office
Microsoft Office for macOS
Excel Services on Microsoft SharePoint Server
Office Online Server
Microsoft SharePoint Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient validation of user-supplied input when the software fails to properly handle objects in memory in Microsoft Excel software.
Successful exploitation of the vulnerability allows remote code execution but requires that a user open a specially crafted file with an affected version of Microsoft Excel.
Remediation
Install update from vendor's website.