Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2020-0796

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
12/03/2020
Last modified:
04/04/2025

Description

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 10.00 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
10.00
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_1903:-:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_1909:-:*:*:*:*:*:x64:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools