Out-of-bounds write in Microsoft Windows and Windows Server - CVE-2020-1238

 

Out-of-bounds write in Microsoft Windows and Windows Server - CVE-2020-1238

Published: June 9, 2020 / Updated: June 10, 2020


Vulnerability identifier: #VU28845
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-2020-1238
CWE-ID: CWE-787
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 in Windows Media Foundation. A remote attacker can trick a victim to open a specially crafted document, 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.


Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-1238

Install update from vendor's website.


External References

Related Security Bulletins