ASP.NET
CVE-2023-36899 — ASP.NET Elevation of Privilege Vulnerability
Executive Summary
None
Overview
8.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Proof-of-Concept
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.9
EPSS Score
0.74288
probability of exploitation in the next 30 days
0.99426 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
42 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2 5029654 (Monthly Rollup) 5029569 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 2.0.50727.8974 3.0.50727.8974 Maybe None Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2 5029654 (Monthly Rollup) 5029569 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 2.0.50727.8974 3.0.50727.8974 Maybe None Microsoft .NET Framework 3.5 and 4.6.2 on Windows 10 for 32-bit Systems | 5029259 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft .NET Framework 3.5 and 4.6.2 on Windows 10 for x64-based Systems | 5029259 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems | 5029242 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems | 5029242 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 | 5029242 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation) | 5029242 (Security Update) |
Important | Elevation of Privilege | Yes |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for ARM64-based Systems | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation) | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit Systems | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for ARM64-based Systems | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for 32-bit Systems | 5029648 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for ARM64-based Systems | 5029648 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for x64-based Systems | 5029648 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 22H2 for 32-bit Systems | 5029649 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 22H2 for ARM64-based Systems | 5029649 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 22H2 for x64-based Systems | 5029649 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 11 version 21H2 for ARM64-based Systems | 5029650 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 11 version 21H2 for x64-based Systems | 5029650 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation) | 5029647 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 | 5029655 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 (Server Core installation) | 5029655 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 21H2 for 32-bit Systems | 5029648 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 21H2 for ARM64-based Systems | 5029648 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 21H2 for x64-based Systems | 5029648 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 22H2 for 32-bit Systems | 5029649 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 22H2 for ARM64-based Systems | 5029649 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 22H2 for x64-based Systems | 5029649 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 21H2 for ARM64-based Systems | 5029650 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 21H2 for x64-based Systems | 5029650 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 22H2 for ARM64-based Systems | 5028948 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 22H2 for x64-based Systems | 5028948 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022 | 5029655 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022 (Server Core installation) | 5029655 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 4.6.2 on Windows Server 2008 for 32-bit Systems Service Pack 2 5029654 (Monthly Rollup) 5029569 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.4057.04 Maybe None Microsoft .NET Framework 4.6.2 on Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 5029654 (Monthly Rollup) 5029569 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.4057.04 Maybe None Microsoft .NET Framework 4.6.2 on Windows Server 2008 for x64-based Systems Service Pack 2 5029654 (Monthly Rollup) 5029569 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.04057.04 Maybe None Microsoft .NET Framework 4.6.2 on Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 5029654 (Monthly Rollup) 5029569 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.04057.04 Maybe None Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 5029651 (Monthly Rollup) 5029566 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.4057.04 Maybe None Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5029651 (Monthly Rollup) 5029566 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.4057.04 Maybe None Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 5029652 (Monthly Rollup) 5029567 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.04057.04 Maybe None Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 (Server Core installation) 5029652 (Monthly Rollup) 5029567 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.05 4.7.04057.04 Maybe None Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2 5029653 (Monthly Rollup) 5029568 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.07 4.7.04057.06 Maybe None Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation) 5029653 (Monthly Rollup) 5029568 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.7.04057.07 4.7.04057.06 Maybe None Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems | 5028952 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems | 5028952 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 5029651 (Monthly Rollup) 5029566 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.8.4654.06 4.8.04654.05 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5029651 (Monthly Rollup) 5029566 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.8.4654.06 4.8.04654.05 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2012 5029652 (Monthly Rollup) 5029567 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.8.04654.06 4.8.04654.05 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation) 5029652 (Monthly Rollup) 5029567 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.8.04654.06 4.8.04654.05 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2012 R2 5029653 (Monthly Rollup) 5029568 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.8.04654.08 4.8.04654.07 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation) 5029653 (Monthly Rollup) 5029568 (Security Only) Important Elevation of Privilege Base: 8.8 Temporal: 7.9 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C 4.8.04654.08 4.8.04654.07 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2016 | 5028952 (Security Update) |
Important | Elevation of Privilege | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation) | 5028952 (Security Update) |
Important | Elevation of Privilege | Maybe |
Patches
9 patches
| Article | Type | Restart |
|---|---|---|
5029259 |
Security Update | Yes |
5029242 |
Security Update | Yes |
5029647 |
Security Update | Maybe |
5029648 |
Security Update | Maybe |
5029649 |
Security Update | Maybe |
5029650 |
Security Update | Maybe |
5029655 |
Security Update | Maybe |
5028948 |
Security Update | Maybe |
5028952 |
Security Update | Maybe |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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