CVE-2021-28319
HIGHCVSS 7.5/10EPSS 9.37%
Last modified
CVE-2021-28319 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Windows TCP/IP Driver Denial of Service Vulnerability. EPSS estimates a 9.37% chance of exploitation in the next 30 days.
Description
Windows TCP/IP Driver Denial of Service Vulnerability
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 | 20h2 |
| Microsoft | Windows 10 | 1803 |
| Microsoft | Windows 10 | 1809 |
| Microsoft | Windows 10 | 1909 |
| Microsoft | Windows 10 | 2004 |
| Microsoft | Windows Server 2016 | 20h2 |
| Microsoft | Windows Server 2016 | 1909 |
| Microsoft | Windows Server 2016 | 2004 |
| Microsoft | Windows Server 2019 | All versions |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28319Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28319Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-28319?
Windows TCP/IP Driver Denial of Service Vulnerability
How severe is CVE-2021-28319?
CVE-2021-28319 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 9.37% probability of exploitation in the next 30 days.
How do I fix CVE-2021-28319?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-28313Diagnostics Hub Standard Collector Service Elevation of Priv…7.8
- CVE-2021-28314Windows Hyper-V Elevation of Privilege Vulnerability7.8
- CVE-2021-28315Windows Media Video Decoder Remote Code Execution Vulnerabil…7.8
- CVE-2021-28316Windows WLAN AutoConfig Service Security Feature Bypass Vuln…4.2
- CVE-2021-28317Microsoft Windows Codecs Library Information Disclosure Vuln…5.5
- CVE-2021-28318Windows GDI+ Information Disclosure Vulnerability5.5
- CVE-2021-28320Windows Resource Manager PSM Service Extension Elevation of …7.8
- CVE-2021-28321Diagnostics Hub Standard Collector Service Elevation of Priv…7.8
- CVE-2021-28322Diagnostics Hub Standard Collector Service Elevation of Priv…7.8
- CVE-2021-28323Windows DNS Information Disclosure Vulnerability6.5
- CVE-2021-28324Windows SMB Information Disclosure Vulnerability7.5
- CVE-2021-28325Windows SMB Information Disclosure Vulnerability6.5
Are you affected by CVE-2021-28319?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST