CVE-2023-36873
.NET Framework Spoofing Vulnerability
Description
.NET Framework Spoofing Vulnerability
INFO
Published Date :
Aug. 8, 2023, 7:15 p.m.
Last Modified :
June 17, 2026, 6:07 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2023-36873
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Microsoft has released security updates for Microsoft .NET Framework.
Public PoC/Exploit Available at Github
CVE-2023-36873 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-36873.
| URL | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36873 | Patch Vendor Advisory |
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36873 | Patch Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-36873 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-36873
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-36873 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-36873 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 4.8', 'versions': [{'status': 'affected', 'version': '4.8.0', 'lessThan': '4.8.4654.06', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1607 for 32-bit Systems', 'Windows 10 Version 1607 for x64-based Systems', 'Windows Server 2016', 'Windows Server 2016 (Server Core installation)', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)', 'Windows Server 2012', 'Windows Server 2012 (Server Core installation)', 'Windows Server 2012 R2', 'Windows Server 2012 R2 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.8', 'versions': [{'status': 'affected', 'version': '4.8.0', 'lessThan': '3.5.4654.08', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1809 for 32-bit Systems', 'Windows 10 Version 1809 for x64-based Systems', 'Windows Server 2019', 'Windows Server 2019 (Server Core installation)', 'Windows Server 2022', 'Windows Server 2022 (Server Core installation)', 'Windows 11 version 21H2 for x64-based Systems', 'Windows 11 version 21H2 for ARM64-based Systems', 'Windows 10 Version 21H2 for 32-bit Systems', 'Windows 10 Version 21H2 for ARM64-based Systems', 'Windows 10 Version 21H2 for x64-based Systems', 'Windows 10 Version 22H2 for x64-based Systems', 'Windows 10 Version 22H2 for ARM64-based Systems', 'Windows 10 Version 22H2 for 32-bit Systems']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.7.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '3.5.04057.05', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1809 for 32-bit Systems', 'Windows 10 Version 1809 for x64-based Systems', 'Windows 10 Version 1809 for ARM64-based Systems', 'Windows Server 2019', 'Windows Server 2019 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2', 'versions': [{'status': 'affected', 'version': '3.0.0.0', 'lessThan': '10.0.14393.6167', 'versionType': 'custom'}], 'platforms': ['Windows 10 Version 1607 for 32-bit Systems', 'Windows 10 Version 1607 for x64-based Systems', 'Windows Server 2016', 'Windows Server 2016 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '4.7.04057.05', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 R2 for x64-based Systems Service Pack 1', 'Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)', 'Windows Server 2012', 'Windows Server 2012 (Server Core installation)', 'Windows Server 2012 R2', 'Windows Server 2012 R2 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 AND 4.8.1', 'versions': [{'status': 'affected', 'version': '4.8.1', 'lessThan': '3.5.09176.01', 'versionType': 'custom'}], 'platforms': ['Windows Server 2022', 'Windows Server 2022 (Server Core installation)', 'Windows 11 version 21H2 for x64-based Systems', 'Windows 11 version 21H2 for ARM64-based Systems', 'Windows 10 Version 21H2 for 32-bit Systems', 'Windows 10 Version 21H2 for ARM64-based Systems', 'Windows 10 Version 21H2 for x64-based Systems', 'Windows 11 Version 22H2 for ARM64-based Systems', 'Windows 11 Version 22H2 for x64-based Systems', 'Windows 10 Version 22H2 for x64-based Systems', 'Windows 10 Version 22H2 for ARM64-based Systems', 'Windows 10 Version 22H2 for 32-bit Systems']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 4.6.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '4.7.04057.05', 'versionType': 'custom'}], 'platforms': ['Windows Server 2008 for 32-bit Systems Service Pack 2', 'Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)', 'Windows Server 2008 for x64-based Systems Service Pack 2', 'Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)']}, {'vendor': 'Microsoft', 'product': 'Microsoft .NET Framework 3.5 and 4.6.2', 'versions': [{'status': 'affected', 'version': '4.7.0', 'lessThan': '10.0.10240.20107', 'versionType': 'custom'}], 'platforms': ['Windows 10 for 32-bit Systems', 'Windows 10 for x64-based Systems']}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2023-36873', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2024-06-28T14:23:23.460285Z'} -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36873 -
CVE Modified by [email protected]
May. 29, 2024
Action Type Old Value New Value Added CWE Microsoft Corporation CWE-20 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Aug. 10, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N Changed Reference Type https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36873 No Types Assigned https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36873 Patch, Vendor Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:x86:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_22h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:* *cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_21h2:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_22h2:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_21h2:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*