CVE-2020-1147
unknown
KEV
CVSS v3
—
CVSS v2
—
VIR risk
1.5
Description
Microsoft .NET Framework, Microsoft SharePoint, and Visual Studio contain a remote code execution vulnerability when the software fails to check the source markup of XML file input. Successful exploitation allows an attacker to execute code in the context of the process responsible for deserialization of the XML content.
CISA KEV
- Vendor
- Microsoft
- Product
- .NET Framework, SharePoint, Visual Studio
- Due date
- 2022-05-03
Predictions
Exploit likelihood
99%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2020-1147
Exploits
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| NuGet | Microsoft.NETCore.App | >=2.1.0,<2.1.20 | 2.1.20 |
| NuGet | Microsoft.NETCore.App.Runtime.linux-arm | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.linux-arm64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.linux-musl-arm64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.linux-musl-x64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.linux-x64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.osx-x64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.rhel.6-x64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.win-arm | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.win-arm64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.win-x64 | >=3.1.0,<3.1.6 | 3.1.6 |
| NuGet | Microsoft.NETCore.App.Runtime.win-x86 | >=3.1.0,<3.1.6 | 3.1.6 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-1147
- https://github.com/dotnet/announcements/issues/159
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1147
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1147
- https://www.exploitalert.com/view-details.html?id=35992
- http://packetstormsecurity.com/files/158694/SharePoint-DataSet-DataTable-Deserialization.html
- http://packetstormsecurity.com/files/158876/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/163644/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.html
Verify integrity in audit chain (admin only). AS-IS.