Buffer overflow in Microsoft Windows and Windows Server - CVE-2020-1254

 

Buffer overflow in Microsoft Windows and Windows Server - CVE-2020-1254

Published: June 10, 2020


Vulnerability identifier: #VU28918
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1254
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when Windows Modules Installer Service improperly handles class object members. A local user can use a specially crafted application to trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-1254

Install update from vendor's website.


External References

Related Security Bulletins