Stack-based buffer overflow in Microsoft 365 Apps for Enterprise - CVE-2022-26806
Published: December 13, 2022 / Updated: April 25, 2023
Vulnerability identifier: #VU70172
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-26806
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when parsing SKP files. A remote attacker can trick the victim to open a specially crafted SKP file, trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Microsoft 365 Apps for Enterprise
How to mitigate CVE-2022-26806
Install updates from vendor's website.
Microsoft 365 Apps for Enterprise - addressed in versions 16.0.14326.21248, 16.0.14931.20858, 16.0.15601.20378, 16.0.15629.20298, 16.0.15726.20262, 16.0.15831.20208