CVE-2020-16899

4 documents4 sources

Severity

7.5HIGH

EPSS

41.0%

top 2.62%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Microsoft Windows 10 Version 1709 Microsoft Windows 10 Version 1709 FOR 32-bit Systems Microsoft Windows 10 Version 1803 +11 more

Timeline

PublishedOct 16

Latest updateMay 24

Description

A denial of service vulnerability exists when the Windows TCP/IP stack improperly handles ICMPv6 Router Advertisement packets. An attacker who successfully exploited this vulnerability could cause a target system to stop responding. To exploit this vulnerability, an attacker would have to send specially crafted ICMPv6 Router Advertisement packets to a remote Windows computer. The vulnerability would not allow an attacker to execute code or to elevate user rights directly. The update addresses th…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages14 packages

▶CVEListV5microsoft/windows_10_version_1709_for_32-bit_systems10.0.0 — publication

▶CVEListV5microsoft/windows_10_version_1903_for_32-bit_systems10.0.0 — publication

▶CVEListV5microsoft/windows_10_version_1903_for_x64-based_systems10.0.0 — publication

▶CVEListV5microsoft/windows_10_version_1903_for_arm64-based_systems10.0.0 — publication

▶CVEListV5microsoft/windows_server_201910.0.0 — publication

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

GHSA

GHSA-q39p-3jrw-5c8j: A denial of service vulnerability exists when the Windows TCP/IP stack improperly handles ICMPv6 Router Advertisement packets, aka 'Windows TCP/IP Den↗2022-05-24

▶

CVEList

Windows TCP/IP Denial of Service Vulnerability↗2020-10-16

▶

📋Vendor Advisories

Microsoft

Windows TCP/IP Denial of Service Vulnerability↗2020-10-13

▶