CVE-2021-31957
MEDIUMCVSS 5.9/10EPSS 5.14%
Last modified
CVE-2021-31957 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. ASP.NET Core Denial of Service Vulnerability. EPSS estimates a 5.14% chance of exploitation in the next 30 days.
Description
ASP.NET Core Denial of Service Vulnerability
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | .Net | >= 5.0, <= 5.0.6 |
| Microsoft | .Net Core | >= 3.1, <= 3.1.15 |
| Microsoft | Visual Studio 2019 | >= 16.0, <= 16.10 |
| Microsoft | Visual Studio 2019 | 8.10 |
| Fedoraproject | Fedora | 33 |
| Fedoraproject | Fedora | 34 |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31957Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31957Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-31957?
ASP.NET Core Denial of Service Vulnerability
How severe is CVE-2021-31957?
CVE-2021-31957 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 5.14% probability of exploitation in the next 30 days.
How do I fix CVE-2021-31957?
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-2021-31957?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST