Main Vulnerability Database Vulnerabilities #VU47557

Buffer overflow in Microsoft Windows and Windows Server - CVE-2020-16909

Published: October 13, 2020

Vulnerability identifier: #VU47557

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-16909

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the Windows Error Reporting (WER) improperly handles and executes files. A remote authenticated attacker can use a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

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

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-16909

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16909

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