CVE-2021-28311
MEDIUMCVSS 6.5/10EPSS 2.52%
Last modified
CVE-2021-28311 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Windows Application Compatibility Cache Denial of Service Vulnerability. EPSS estimates a 2.52% chance of exploitation in the next 30 days.
Description
Windows Application Compatibility Cache Denial of Service Vulnerability
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 | 20h2 |
| Microsoft | Windows 10 | 1607 |
| Microsoft | Windows 10 | 1803 |
| Microsoft | Windows 10 | 1809 |
| Microsoft | Windows 10 | 1909 |
| Microsoft | Windows 10 | 2004 |
| Microsoft | Windows Server 2016 | All versions |
| 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-2021-28311Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28311Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-28311?
Windows Application Compatibility Cache Denial of Service Vulnerability
How severe is CVE-2021-28311?
CVE-2021-28311 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.52% probability of exploitation in the next 30 days.
How do I fix CVE-2021-28311?
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.
Are you affected by CVE-2021-28311?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST