Known Exploited Vulnerability
10.0
CRITICAL
CVE-2020-0796
Microsoft SMBv3 Remote Code Execution Vulnerabilit - [Actively Exploited]
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'.

INFO

Published Date :

March 12, 2020, 4:15 p.m.

Last Modified :

April 22, 2022, 7:02 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.0

Exploitability Score :

3.9
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests. An attacker who successfully exploited the vulnerability could gain the ability to execute code on the target server or client.

Required Action :

Apply updates per vendor instructions.

Public PoC/Exploit Available at Github

CVE-2020-0796 has a 319 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-0796 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows_10
2 Microsoft windows_server_2016

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

fscan修改版

Go

Updated: 1 day, 19 hours ago
0 stars 0 fork 0 watcher
Born at : Nov. 20, 2024, 3:42 a.m. This repo has been linked 1 different CVEs too.

None

Python Batchfile PowerShell VBScript

Updated: 2 days, 11 hours ago
0 stars 0 fork 0 watcher
Born at : Nov. 19, 2024, 4:50 p.m. This repo has been linked 6 different CVEs too.

None

Python

Updated: 3 days, 18 hours ago
0 stars 0 fork 0 watcher
Born at : Nov. 18, 2024, 9:33 a.m. This repo has been linked 5 different CVEs too.

None

Updated: 4 days, 15 hours ago
0 stars 2 fork 2 watcher
Born at : Nov. 17, 2024, 11:53 a.m. This repo has been linked 414 different CVEs too.

RANSOMWARE LAB by Try hack me

Updated: 1 week, 5 days ago
1 stars 0 fork 0 watcher
Born at : Nov. 8, 2024, 6:32 a.m. This repo has been linked 3 different CVEs too.

None

Updated: 3 days, 2 hours ago
0 stars 0 fork 0 watcher
Born at : Oct. 29, 2024, 3:11 p.m. This repo has been linked 1 different CVEs too.

None

Updated: 4 weeks, 1 day ago
0 stars 0 fork 0 watcher
Born at : Oct. 23, 2024, 8:06 a.m. This repo has been linked 3 different CVEs too.

This repository is designed to provide a comprehensive collection of study materials, notes, and resources for the Offensive Security Certified Professional (OSCP) exam. It covers all key topics from basic to advanced, helping aspiring penetration testers to prepare efficiently for the exam.

cybersecurity hacking oscp oscp-guide oscp-journey oscp-prep

Updated: 1 month, 2 weeks ago
1 stars 0 fork 0 watcher
Born at : Oct. 4, 2024, 4:43 p.m. This repo has been linked 75 different CVEs too.

This cheat sheet contains common enumeration and attack methods for Windows Active Directory.

Updated: 1 month, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : Oct. 4, 2024, 3:45 a.m. This repo has been linked 10 different CVEs too.

None

Python C Shell PHP PowerShell ASP.NET

Updated: 1 month, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : Oct. 1, 2024, 2:21 p.m. This repo has been linked 66 different CVEs too.

Wincok 11 dan 10 BOSD

Python

Updated: 2 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Aug. 25, 2024, 2:41 p.m. This repo has been linked 1 different CVEs too.

This repository contains detailed documentation and code related to the exploitation, detection, and mitigation of two significant vulnerabilities: CVE-2020-0796 (SMBGhost) and Print Spooler.

Updated: 3 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : Aug. 12, 2024, 12:40 a.m. This repo has been linked 1 different CVEs too.

内网资产收集、探测主机存活、端口扫描、域控定位、文件搜索、各种服务爆破(SSH、SMB、MsSQL等)、Socks代理,一键自动化+无文件落地扫描

scanner

PowerShell C# Batchfile

Updated: 2 months, 2 weeks ago
152 stars 14 fork 14 watcher
Born at : Aug. 1, 2024, 6:41 a.m. This repo has been linked 2 different CVEs too.

None

Updated: 3 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : July 25, 2024, 4:36 p.m. This repo has been linked 17 different CVEs too.

None

Updated: 5 months ago
0 stars 0 fork 0 watcher
Born at : June 15, 2024, 9:30 p.m. This repo has been linked 10 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-0796 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-0796 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Apr. 22, 2022

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html Third Party Advisory http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html Third Party Advisory, VDB Entry
    Changed Reference Type http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html Third Party Advisory http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry
    Changed Reference Type http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html No Types Assigned http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html Third Party Advisory, VDB Entry
    Changed Reference Type http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html No Types Assigned http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html Exploit, Third Party Advisory, VDB Entry
    Changed Reference Type http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html Third Party Advisory, VDB Entry
    Changed Reference Type http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html No Types Assigned http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html Third Party Advisory, VDB Entry
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-20 CWE-119
  • CVE Modified by [email protected]

    Jun. 11, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 02, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 06, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 31, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 16, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    Changed Reference Type http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html No Types Assigned http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html Third Party Advisory
    Changed Reference Type http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html Third Party Advisory
    Changed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796 No Types Assigned https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796 Patch, Vendor Advisory
    Added CWE NIST CWE-20
    Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 15, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html [No Types Assigned]
    Added Reference http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

97.44 }} 0.05%

score

0.99961

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability