CVE-2019-0721 is a critical remote code execution vulnerability affecting Windows Hyper-V Network Switch on Windows 10, Windows Server 2016, and Windows Server 2019. It allows an authenticated user on a guest operating system to execute arbitrary code on the host due to improper input validation. With a CVSS score of 9.1 (Critical), this vulnerability presents a high risk of complete compromise of confidentiality, integrity, and availability from a network-based attack. While there is no evidence of active exploitation or publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion and media coverage, indicating awareness and potential future interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1709CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:x64:* | ||
1803CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:* | ||
1809CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:x64:* | ||
1903CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:x64:* | ||
1803CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.7 Bluesky, 0.4 Mastodon, and 1.7 GitHub mentions.
The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.