CVE-2023-21538: .NET Denial of Service Vulnerability
First published: Tue Jan 10 2023(Updated: )
.NET Denial of Service Vulnerability
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft .NET | =6.0.0 | |
| Microsoft PowerShell | =7.2 | |
| Fedoraproject Fedora | =36 | |
| Fedoraproject Fedora | =37 | |
| Microsoft PowerShell 7.2 | ||
| Microsoft .NET 6.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2023-21538?
CVE-2023-21538 is a .NET Denial of Service Vulnerability.
Which software versions are affected by CVE-2023-21538?
The affected software versions are Microsoft .NET 6.0, Microsoft PowerShell 7.2, and Fedoraproject Fedora 36 and 37.
How severe is CVE-2023-21538?
CVE-2023-21538 has a severity score of 7.5 (high).
How can I fix CVE-2023-21538 for Microsoft .NET 6.0?
To fix CVE-2023-21538 for Microsoft .NET 6.0, you can download the patch from the Microsoft website.
Where can I find more information about CVE-2023-21538?
You can find more information about CVE-2023-21538 on the Microsoft Security Response Center website.
- collector/msrc-cve
- collector/nvd-index
- collector/mitre-cve
- agent/author
- agent/type
- vendor/microsoft
- canonical/microsoft .net
- version/microsoft .net/6.0.0
- canonical/microsoft powershell
- version/microsoft powershell/7.2
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/36
- version/fedoraproject fedora/37
- canonical/microsoft powershell 7.2
- canonical/microsoft .net 6.0