A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and Visual Studio when the software fails to check the source markup of XML file input, aka '.NET Framework, SharePoint Server, and Visual Studio Remote Code Execution Vulnerability'.
Published 2020-07-14 23:15:12
Updated 2022-07-12 17:42:04
View at NVD,   CVE.org
Vulnerability category: Execute code

CVE-2020-1147 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA 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 deserializati
Added on 2021-11-03 Action due date 2022-05-03

Exploit prediction scoring system (EPSS) score for CVE-2020-1147

Probability of exploitation activity in the next 30 days: 83.07%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 98 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2020-1147

  • SharePoint DataSet / DataTable Deserialization
    Disclosure Date: 2020-07-14
    First seen: 2020-08-02
    exploit/windows/http/sharepoint_data_deserialization
    A remotely exploitable vulnerability exists within SharePoint that can be leveraged by a remote authenticated attacker to execute code within the context of the SharePoint application service. The privileges in this execution context are determined by the account that

CVSS scores for CVE-2020-1147

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
nvd@nist.gov
7.8
HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1.8
5.9
nvd@nist.gov

References for CVE-2020-1147

Products affected by CVE-2020-1147

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