CVE-2017-0021 is a critical Hyper-V vulnerability affecting Microsoft Windows 10 version 1607 and Windows Server 2016, allowing attackers to execute arbitrary code by improperly validating vSMB packet data. With a CVSS score of 9.0, it presents a high-impact threat due to its adjacent attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, indicating awareness and potential interest among researchers. This vulnerability is distinct from CVE-2017-0095.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1607CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.3 Reddit, 0.3 Bluesky, 0.4 Mastodon, and 2.6 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.9 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.