CVE-2023-21808
.NET and Visual Studio Remote Code Execution Vulnerability
HIGH
7.8
CVSS Score
Published: February 14, 2023 at 08:09 PM UTC
Updated: August 19, 2026 at 05:18 PM UTC
29 products affected across 1 vendor.NET FrameworkVisual Studio 2022.net
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Severity
HIGH7.8
Exploit prediction
EPSS 1%
SSVC
No known exploit
Description
.NET and Visual Studio Remote Code Execution Vulnerability
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
4.7.0 ≤ v < 10.0.04038.034.7.0 ≤ v < 10.0.10240.197474.7.0 ≤ v < 4.7.04038.064.7.0 ≤ v < 4.7.04614.084.8.0 ≤ v < 10.0.04614.064.8.0 ≤ v < 4.8.04614.054.8.1 ≤ v < 10.0.09139.026.0.0 ≤ v < 6.0.147.0.0 ≤ v < 7.0.36.0.07.0.0
Affected range stops below 10.0.04038.03, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.04614.06, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.09139.02, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.10240.19747, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.7.04038.06, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.7.04614.08, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.8.04614.05, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.0.14, so it looks safe — our inference, not a vendor statement
Affected range stops below 7.0.3, so it looks safe — our inference, not a vendor statement
4.7.0 ≤ v < 10.0.04038.034.7.0 ≤ v < 10.0.10240.197474.7.0 ≤ v < 4.7.04038.064.7.0 ≤ v < 4.7.04614.084.8.0 ≤ v < 10.0.04614.064.8.0 ≤ v < 4.8.04614.054.8.1 ≤ v < 10.0.09139.023.54.6.24.74.7.04.7.14.7.24.84.8.04.8.1
Affected range stops below 10.0.04038.03, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.04614.06, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.09139.02, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.0.10240.19747, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.7.04038.06, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.7.04614.08, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.8.04614.05, so it looks safe — our inference, not a vendor statement
microsoft-windows-10-1507 (environment) · microsoft-windows-10-1511 (environment) · microsoft-windows-10-1607 (environment) · microsoft-windows-10-1703 (environment) · microsoft-windows-10-1709 (environment) · microsoft-windows-10-1803 (environment) · microsoft-windows-10-1809 (environment) · microsoft-windows-10-1909 (environment) · microsoft-windows-10-2004 (environment) · microsoft-windows-10-20h2 (environment) · microsoft-windows-10-21h1 (environment) · microsoft-windows-10-21h2 (environment) · microsoft-windows-10-22h2 (environment) · microsoft-windows-11-21h2 (environment) · microsoft-windows-11-22h2 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-server-2012 (environment) · microsoft-windows-server-2016 (environment) · microsoft-windows-server-2019 (environment) · microsoft-windows-server-2022 (environment)
7.2.0 ≤ v < 7.2.107.2.0
Affected range stops below 7.2.10, so it looks safe — our inference, not a vendor statement
12.0.0 ≤ v < 12.0.40700.014.0.0 ≤ v < 14.0.27555.0
Affected range stops below 12.0.40700.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.27555.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.9.51, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.9.52, so it looks safe — our inference, not a vendor statement
Affected range stops below 16.11.24, so it looks safe — our inference, not a vendor statement
Affected range stops below 17.0.19, so it looks safe — our inference, not a vendor statement
Affected range stops below 17.2.13, so it looks safe — our inference, not a vendor statement
Affected range stops below 17.4.5, so it looks safe — our inference, not a vendor statement
12.0.0 ≤ v < 12.0.40700.012.0.0
Affected range stops below 12.0.40700.0, so it looks safe — our inference, not a vendor statement
14.0.0 ≤ v < 14.0.27555.014.0.0
Affected range stops below 14.0.27555.0, so it looks safe — our inference, not a vendor statement
80%
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21808SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.8HIGHmicrosoft
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416NVD-CWE-noinfo
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