SQL Server
CVE-2024-0056 — Microsoft.Data.SqlClient and System.Data.SqlClient SQL Data Provider Security Feature Bypass Vulnerability
Executive Summary
None
Overview
8.7
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Changed
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.6
EPSS Score
0.0118
probability of exploitation in the next 30 days
0.6362 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
66 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| .NET 6.0 | 5033733 (Security Update) |
Important | Security Feature Bypass | Maybe |
| .NET 7.0 | 5033734 (Security Update) |
Important | Security Feature Bypass | Maybe |
| .NET 8.0 | 5033741 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2 5034280 (Monthly Rollup) 5034270 (Security Only) Important Security Feature Bypass Base: 8.7 Temporal: 7.6 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C 3.0.50727.8976 Maybe None Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2 5034280 (Monthly Rollup) 5034270 (Security Only) Important Security Feature Bypass Base: 8.7 Temporal: 7.6 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C 3.0.50727.8976 Maybe None Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1607 for 32-bit Systems | 5034119 (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1607 for x64-based Systems | 5034119 (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for ARM64-based Systems | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2016 | 5034119 (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2016 (Server Core installation) | 5034119 (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation) | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit Systems | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for 32-bit Systems | 5034274 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for ARM64-based Systems | 5034274 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for x64-based Systems | 5034274 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 22H2 for 32-bit Systems | 5034275 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 22H2 for ARM64-based Systems | 5034275 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 22H2 for x64-based Systems | 5034275 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 11 version 21H2 for ARM64-based Systems | 5034276 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows 11 version 21H2 for x64-based Systems | 5034276 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation) | 5034273 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 | 5034272 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 (Server Core installation) | 5034272 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 21H2 for 32-bit Systems | 5034274 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 21H2 for ARM64-based Systems | 5034274 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 21H2 for x64-based Systems | 5034274 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 22H2 for 32-bit Systems | 5034275 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 22H2 for ARM64-based Systems | 5034275 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 10 Version 22H2 for x64-based Systems | 5034275 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 21H2 for ARM64-based Systems | 5034276 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 version 21H2 for x64-based Systems | 5034276 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 22H2 for ARM64-based Systems | 5033920 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 22H2 for x64-based Systems | 5033920 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 23H2 for ARM64-based Systems | 5033920 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows 11 Version 23H2 for x64-based Systems | 5033920 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022 | 5034272 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022 (Server Core installation) | 5034272 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022, 23H2 Edition (Server Core installation) | 5034272 (Security Update) |
Important | Security Feature Bypass | Maybe |
| 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 | 5034269 (Security Only) |
Important | Security Feature Bypass | Maybe |
| 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) | 5034269 (Security Only) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 | 5034278 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 (Server Core installation) | 5034278 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2 | 5034279 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation) | 5034279 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems | 5033910 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems | 5033910 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 5034277 (Monthly Rollup) 5034269 (Security Only) Important Security Feature Bypass Base: 8.7 Temporal: 7.6 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C 4.8.04690.02 4.8.04690.01 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 5034277 (Monthly Rollup) 5034269 (Security Only) Important Security Feature Bypass Base: 8.7 Temporal: 7.6 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C 4.8.04690.02 4.8.04690.01 Maybe None Microsoft .NET Framework 4.8 on Windows Server 2012 | 5034278 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation) | 5034278 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2012 R2 | 5034279 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation) | 5034279 (Monthly Rollup) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2016 | 5033910 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation) | 5033910 (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft SQL Server 2022 for x64-based Systems (CU 10) | 5033592 (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft SQL Server 2022 for x64-based Systems (GDR) | 5032968 (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft Visual Studio 2022 version 17.2 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.4 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.6 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft Visual Studio 2022 version 17.8 | Release Notes (Security Update) |
Important | Security Feature Bypass | Maybe |
| Microsoft.Data.SqlClient 2.1 | Release Notes (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft.Data.SqlClient 3.1 | Release Notes (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft.Data.SqlClient 4.0 | Release Notes (Security Update) |
Important | Security Feature Bypass | Yes |
| Microsoft.Data.SqlClient 5.1 | Release Notes (Security Update) |
Important | Security Feature Bypass | Yes |
| System.Data.SqlClient | Release Notes (Security Update) |
Important | Security Feature Bypass | Yes |
Patches
17 patches
| Article | Type | Restart |
|---|---|---|
5033733 |
Security Update | Maybe |
5033734 |
Security Update | Maybe |
5033741 |
Security Update | Maybe |
5034119 |
Security Update | Yes |
5034273 |
Security Update | Maybe |
5034274 |
Security Update | Maybe |
5034275 |
Security Update | Maybe |
5034276 |
Security Update | Maybe |
5034272 |
Security Update | Maybe |
5033920 |
Security Update | Maybe |
5034269 |
Security Only | Maybe |
5034278 |
Monthly Rollup | Maybe |
5034279 |
Monthly Rollup | Maybe |
5033910 |
Security Update | Maybe |
5033592 |
Security Update | Yes |
5032968 |
Security Update | Yes |
Release Notes |
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
Vishal Mishra and Anita Gaud with Microsoft's Azure DevSec Variant Hunt Team
References
On This Page