CVE-2020-1147

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Microsoft Sharepoint Enterprise Server
Microsoft Sharepoint Server
Microsoft Visual Studio 2019
Microsoft Visual Studio 2019 Version 16.6 (includes 16.0 - 16.5)
Vendor
CVE Published:
14 July 2020

Badges

👾 Exploit Exists🟣 EPSS 92%🦅 CISA Reported

Summary

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'.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

.NET Core 2.1

.NET Core 3.1

Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC
http://packetstormsecurity.com/files/158694/SharePoint-Da...
x_refsource_MISC
http://packetstormsecurity.com/files/158876/Microsoft-Sha...
x_refsource_MISC

EPSS Score

92% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre DatabaseCISA Database
.