Out-of-bounds read in Microsoft Office for macOS and Microsoft Office - CVE-2020-16855

 

Out-of-bounds read in Microsoft Office for macOS and Microsoft Office - CVE-2020-16855

Published: September 8, 2020


Vulnerability identifier: #VU46464
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-16855
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Microsoft Office software. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.


Affected software

Microsoft Office for macOS
Microsoft Office

How to mitigate CVE-2020-16855

Install updates from vendor's website.


External References

Related Security Bulletins