Microsoft .NET 5
Microsoft .NET 5
The Microsoft .NET 5 reached end of service life on May 10, 2022. Third-party maintenance keeps it supported — 24/7 engineering support and same-day replacement parts — at 40-70% below OEM renewal pricing. Coverage is available across North America, the United Kingdom and Europe, the Middle East, Asia-Pacific and Latin America, with next-business-day or 4-hour onsite response and no OEM software contract required.
- 24x7 support desk
- 4-hour onsite in major metros
- Spares held for every model we quote
- 5+ years past end of service life
- No OEM software contract required
- One contract for the whole rack
Specifications
- product
- dotnet
- release
- 5
- product Label
- Microsoft .NET
- release Label
- 5
- codename
- lts
- latest Version
- 5.0.17
- release Date
- 2020-11-10
- maintained
- source Url
- https://endoflife.date/dotnet
Lifecycle Dates
- End of Service Life
- May 10, 2022
- Last OEM Support
- May 10, 2022
Microsoft .NET 5 Third-Party Maintenance Pricing
Choose the response level you need. We send an indicative price within 24 hours and a firm quote within 48, typically 40-70% below the OEM renewal.
Parts and engineer onsite next business day; 24x7 phone support.
Quote this level4-hour onsite response in major metros, business hours.
Quote this levelMission-critical: 4-hour onsite response around the clock, 365 days.
Quote this levelCoverage across North America, the United Kingdom and Europe, the Middle East, Asia-Pacific and Latin America. Hardware maintenance does not require an active VMware, Broadcom or other OEM software contract.
OEM vs. 3rd Party Support
See how 3rd party maintenance compares to traditional OEM support for your Microsoft .NET 5. Get the same level of service at a fraction of the cost.
| Feature | OEM Support | 3rd Party Support |
|---|---|---|
| Post-EOSL Support | ||
| 24/7/365 Support | ||
| Same-Day Parts Replacement | Limited | |
| Mixed-Vendor Support | ||
| Flexible Contract Terms | Annual Only | Month-to-Month Available |
| Asset Lifecycle Extension | ||
| OEM-Trained Engineers |
Why Choose 3rd Party Support for Microsoft .NET 5?
Save 40-70%
Dramatically reduce your maintenance costs while maintaining the same level of support coverage.
Extend Asset Life
Continue using your Microsoft .NET 5 well beyond the OEM end-of-life date.
24/7 Expert Support
OEM-trained engineers available around the clock with same-day parts replacement.
Microsoft .NET 5 Support: Frequently Asked Questions
Is the Microsoft .NET 5 still supported?
Microsoft ended support for the Microsoft .NET 5 on May 10, 2022. Third-party maintenance remains available and keeps the Microsoft .NET 5 supported with 24/7 engineering support and same-day replacement parts.
When is the Microsoft .NET 5 end of service life (EOSL) date?
Microsoft lists the end of service life for the Microsoft .NET 5 as May 10, 2022.
Can I keep using the Microsoft .NET 5 after its EOSL date?
Yes. EOSL means Microsoft stops selling support contracts and issuing updates — the equipment itself keeps working. Third-party maintenance provides engineering support and replacement parts for as long as you choose to run it.
How much does third-party support for the Microsoft .NET 5 cost?
Typically 40-70% below the OEM maintenance renewal price. Exact pricing depends on quantity, service level and location. You get an indicative price within 24 hours and a firm quote within 48.
Known Vulnerabilities Affecting Microsoft .NET 5
16 published CVEs affect the Microsoft .NET 5, including 10 rated critical or high severity. Microsoft no longer ships security patches for this release — our engineers provide mitigation guidance, workarounds and hardening support.
| CVE | Severity | CVSS | Published | Summary |
|---|---|---|---|---|
| CVE-2021-26701 | HIGH | 8.1 | Feb 25, 2021 | .NET Core Remote Code Execution Vulnerability |
| CVE-2021-24112 | HIGH | 8.1 | Feb 25, 2021 | .NET Core Remote Code Execution Vulnerability |
| CVE-2022-29145 | HIGH | 7.5 | May 10, 2022 | .NET and Visual Studio Denial of Service Vulnerability |
| CVE-2022-29117 | HIGH | 7.5 | May 10, 2022 | .NET and Visual Studio Denial of Service Vulnerability |
| CVE-2022-23267 | HIGH | 7.5 | May 10, 2022 | .NET and Visual Studio Denial of Service Vulnerability |
| CVE-2022-24464 | HIGH | 7.5 | Mar 9, 2022 | .NET and Visual Studio Denial of Service Vulnerability |
| CVE-2022-21986 | HIGH | 7.5 | Feb 9, 2022 | .NET Denial of Service Vulnerability |
| CVE-2021-26423 | HIGH | 7.5 | Aug 12, 2021 | .NET Core and Visual Studio Denial of Service Vulnerability |
| CVE-2020-1108 | HIGH | 7.5 | May 21, 2020 | A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET Core or .NET Framework web application. The vulnerability can be exploited remotely, without authentication. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the .NET Core or .NET Framework application. The update addresses the v |
| CVE-2021-31204 | HIGH | 7.3 | May 11, 2021 | .NET and Visual Studio Elevation of Privilege Vulnerability |
| CVE-2021-1721 | MEDIUM | 6.5 | Feb 25, 2021 | .NET Core and Visual Studio Denial of Service Vulnerability |
| CVE-2022-24512 | MEDIUM | 6.3 | Mar 9, 2022 | .NET and Visual Studio Remote Code Execution Vulnerability |
| CVE-2021-31957 | MEDIUM | 5.9 | Jun 8, 2021 | ASP.NET Core Denial of Service Vulnerability |
| CVE-2021-41355 | MEDIUM | 5.7 | Oct 13, 2021 | .NET Core and Visual Studio Information Disclosure Vulnerability |
| CVE-2020-8927 | MEDIUM | 5.3 | Sep 15, 2020 | A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a "one-shot" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the "streaming" API as opposed to the "one-shot" API, and impose chunk size limits. |
| CVE-2021-34485 | MEDIUM | 5.0 | Aug 12, 2021 | .NET Core and Visual Studio Information Disclosure Vulnerability |
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