Path traversal in Microsoft .NET Framework 4.5.2
Priority LOW 27CWE-22Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
An elevation of privilege vulnerability exists when the .NET Framework common language runtime (CLR) allows file creation in arbitrary locations, aka '.NET Framework Elevation of Privilege Vulnerability'.
Why it matters now
EPSS 0.01039 64th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Microsoft .NET Framework 4.5.2 | Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows RT 8.1; Windows Server 2012 R2 (Server Core installation) | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 | Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows RT 8.1; Windows Server 2012 R2 (Server Core installation) | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server 2012 | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation) | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 8.1 for 32-bit systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 8.1 for x64-based systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server 2012 R2 | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows RT 8.1 | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation) | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server 2016 | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation) | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1703 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1703 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 4.8 on Windows Server, version 1803 (Server Core Installation) | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation) | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1903 (Server Core installation) | 1903 | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation) | all versions | — | No fix listed | CNA |
| Microsoft | Microsoft .NET Framework 3.5 | Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows Server 2012 R2 (Server Core installation); Windows 10 for 32-bit Systems; Windows 10 for x64-based Systems; Windows Server 2016; Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows Server 2016 (Server Core installation); Windows 10 Version 1703 for 32-bit Systems; Windows 10 Version 1703 for x64-based Systems; Windows 10 Version 1709 for 32-bit Systems; Windows 10 Version 1709 for x64-based Systems; Windows 10 Version 1803 for 32-bit Systems; Windows 10 Version 1803 for x64-based Systems; Windows Server, version 1803 (Server Core Installation) | — | No fix listed | CNA |
- Microsoft .NET Framework 4.5.2 VendorMicrosoft Affected Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows RT 8.1; Windows Server 2012 R2 (Server Core installation) Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 VendorMicrosoft Affected Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows RT 8.1; Windows Server 2012 R2 (Server Core installation) Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server 2012 VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 8.1 for 32-bit systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 8.1 for x64-based systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server 2012 R2 VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows RT 8.1 VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server 2016 VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1703 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1703 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 4.8 on Windows Server, version 1803 (Server Core Installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1903 (Server Core installation) VendorMicrosoft Affected 1903 Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation) VendorMicrosoft Affected all versions Fixed in — No fix listed CNA
- Microsoft .NET Framework 3.5 VendorMicrosoft Affected Windows Server 2012; Windows Server 2012 (Server Core installation); Windows 8.1 for 32-bit systems; Windows 8.1 for x64-based systems; Windows Server 2012 R2; Windows Server 2012 R2 (Server Core installation); Windows 10 for 32-bit Systems; Windows 10 for x64-based Systems; Windows Server 2016; Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows Server 2016 (Server Core installation); Windows 10 Version 1703 for 32-bit Systems; Windows 10 Version 1703 for x64-based Systems; Windows 10 Version 1709 for 32-bit Systems; Windows 10 Version 1709 for x64-based Systems; Windows 10 Version 1803 for 32-bit Systems; Windows 10 Version 1803 for x64-based Systems; Windows Server, version 1803 (Server Core Installation) Fixed in — No fix listed CNA
CPE configurations NVD · 26
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:* | 3.5 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:* | 1607 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:* | 1703 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:* | 1709 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* | 1803 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* | r2 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:* Versions 3.5 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:* Versions 1607 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:* Versions 1703 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:* Versions 1709 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* Versions 1803 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* Versions r2 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Show 16 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* | 4.7.2 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* | 1809 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:* | 4.6 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.6.1:*:*:*:*:*:*:* | 4.6.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* | 4.6.2 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:* | 4.7 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:* | 4.7.1 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* | 4.8 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* | 1803 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* | 1903 | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* | 1903 | Running on | Microsoft |
| cpe:2.3:a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:* | 4.5.2 | Vulnerable | Microsoft |
| cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:* | all versions | Running on | Microsoft |
| cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:* | all versions | Running on | Microsoft |
- cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:* Versions 4.7.2 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* Versions 1809 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:* Versions 4.6 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.6.1:*:*:*:*:*:*:* Versions 4.6.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:* Versions 4.6.2 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:* Versions 4.7 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:* Versions 4.7.1 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:* Versions 4.8 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* Versions 1803 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* Versions 1903 Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* Versions 1903 Running on ·Microsoft
- cpe:2.3:a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:* Versions 4.5.2 Vulnerable ·Microsoft
- cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:* Versions all versions Running on ·Microsoft
- cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:* Versions all versions Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-1142
- 2026-10-03 Alias added: GHSA-c789-g3w9-xg6f
More Microsoft .net Framework vulnerabilities
- TI-2020-00622 XML injection in Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 KEVCVSS 3.1CRITICAL 9.8
- TI-2020-01112 A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and… KEVCVSS 3.1HIGH 7.8
- TI-2017-06273 Code injection in Microsoft .NET Framework KEVCVSS 3.1HIGH 7.8
- TI-2015-01495 The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1… KEVCVSS 3.1HIGH 7.8
- TI-2024-19239 .NET Framework Information Disclosure Vulnerability KEVCVSS 3.1HIGH 7.5
- TI-2023-18684 ASP.NET Elevation of Privilege Vulnerability CVSS 3.1HIGH 8.8
Sources
- CVE-2019-1142 · CVE Program
- CVE-2019-1142 · NVD
- FIRST EPSS
- GHSA-c789-g3w9-xg6f · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences