Main Vulnerability Database Vulnerabilities #VU26825

Input validation error in Microsoft SharePoint Foundation and Microsoft SharePoint Server - CVE-2020-0971

Published: April 14, 2020

Vulnerability identifier: #VU26825

CSH Severity: High

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-0971

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists within the Microsoft SharePoint when the software fails to check the source markup of an application package. A remote authenticated attacker can use a specially crafted SharePoint application package and execute arbitrary code on the target system.

Affected software

Microsoft SharePoint Foundation
Microsoft SharePoint Server

How to mitigate CVE-2020-0971

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0971

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