Buffer overflow in Windows and Windows Server - CVE-2020-16899

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Main Vulnerability Database Vulnerabilities #VU47550

Buffer overflow in Windows and Windows Server - CVE-2020-16899

Published: October 13, 2020


Vulnerability identifier: #VU47550
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-16899
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Windows
Windows Server
Software vendor:
Microsoft

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to the Windows TCP/IP stack improperly handles ICMPv6 Router Advertisement packets. A remote attacker can send specially crafted ICMPv6 Router Advertisement packets, trigger memory corruption and cause a denial of service condition on the target system.


Remediation

Install updates from vendor's website.

External links