CVE-2020-1046

high Microsoft
CVSS v3 Base Score
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
11.3%
Exploitation probability in 30 days
Top 7% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Published: August 17, 2020 (2096 days ago)
Last Modified: February 23, 2026
Vendor: Microsoft

Description

A remote code execution vulnerability exists when Microsoft .NET Framework processes input. An attacker who successfully exploited this vulnerability could take control of an affected system. To exploit the vulnerability, an attacker would need to be able to upload a specially crafted file to a web application. The security update addresses the vulnerability by correcting how .NET Framework processes input.

CWE

NVD-CWE-noinfo

Affected Products

microsoft .net framework

References

🔗 portal.msrc.microsoft.com 🔗 portal.msrc.microsoft.com