Buffer overflow in Windows and Windows Server - CVE-2020-1560

 

Buffer overflow in Windows and Windows Server - CVE-2020-1560

Published: August 12, 2020 / Updated: August 18, 2020


Vulnerability identifier: #VU45593
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-1560
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the av1decodermft_store method in Microsoft Windows Codecs Library when processing MP4 files. A remote authenticated attacker can create a specially crafted image file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

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


How to mitigate CVE-2020-1560

Install update from vendor's website.

Sources