Vulnerability Details : CVE-2020-16894
<p>A denial of service vulnerability exists when Windows Network Address Translation (NAT) on a host server fails to properly validate input from a privileged user on a guest operating system. An attacker who successfully exploited the vulnerability could cause the host server to crash.</p>
<p>To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application that causes a host machine to crash.</p>
<p>The update addresses the vulnerability by modifying how Windows NAT accesses the host.</p>
Vulnerability category: Denial of service
Products affected by CVE-2020-16894
- cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-16894
2.62%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 84 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-16894
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:C |
8.0
|
6.9
|
NIST | |
|
7.7
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
3.1
|
4.0
|
NIST | |
|
7.7
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
3.1
|
4.0
|
Microsoft Corporation |
References for CVE-2020-16894
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16894
CVE-2020-16894 | Windows NAT Denial of Service VulnerabilityPatch;Vendor Advisory
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