CVE-2017-0147

HIGH KEV RANSOMWARE

Microsoft Windows - SMBv1 Information Disclosure via Crafted Packets

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2017-0147 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added May 24, 2022, with confirmed use in ransomware campaigns. EIP tracks 8 public exploits from researchers including Metasploit, Sean Dillon, Juan Sacco, including a Metasploit module auxiliary/scanner/smb/smb_ms17_010.

AI-analyzed exploit summary This Metasploit module exploits SMB vulnerabilities in MS17-010 (CVE-2017-0147) to achieve remote code execution on Windows systems. It leverages a write-what-where primitive to overwrite session information and execute payloads via psexec, PowerShell, or native upload methods.

Description

The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows remote attackers to obtain sensitive information from process memory via a crafted packets, aka "Windows SMB Information Disclosure Vulnerability."

Exploits (8)

exploitdb WORKING POC VERIFIED
by Metasploit · rubyremotewindows
https://www.exploit-db.com/exploits/43970

This Metasploit module exploits SMB vulnerabilities in MS17-010 (CVE-2017-0147) to achieve remote code execution on Windows systems. It leverages a write-what-where primitive to overwrite session information and execute payloads via psexec, PowerShell, or native upload methods.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Complex
Reliability
Reliable
Target: Microsoft Windows SMB Server (MS17-010)
No auth needed
Prerequisites: Network access to SMB port (445) · Vulnerable Windows system (pre-MS17-010 patch)
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb SCANNER VERIFIED
by Sean Dillon · rubydoswindows
https://www.exploit-db.com/exploits/41891

This Metasploit module scans for the MS17-010 vulnerability (CVE-2017-0147) by checking the SMB response status for FID 0. It does not exploit the vulnerability but detects its presence.

Classification
Scanner 100%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Windows SMB Server (unpatched versions)
No auth needed
Prerequisites: Network access to the target's SMB port (445/TCP)
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC
by Juan Sacco · pythonremotewindows_x86-64
https://www.exploit-db.com/exploits/41987

This is a Python-based exploit for CVE-2017-0148 (MS17-010), targeting a buffer overflow in the SMBv1 protocol. It leverages a crafted SMB packet to achieve remote code execution on vulnerable Windows systems.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows SMBv1 (e.g., Windows Server 2008 R2 SP1)
No auth needed
Prerequisites: Network access to SMB port (445/TCP) · Target system with SMBv1 enabled and unpatched
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec SUSPICIOUS
by RobertoLeonFR-ES · poc
https://github.com/RobertoLeonFR-ES/Exploit-Win32.CVE-2017-0147.A

The repository contains no exploit code or technical details, only a vague reference to a Microsoft Defender detection name. This appears to be a social engineering lure rather than a legitimate PoC.

Classification
Suspicious 90%
Attack Type
Other
Complexity
Theoretical
Reliability
Theoretical
Target: unknown
No auth needed
devstral-2 · analyzed Feb 18, 2026 Full analysis →
exploitdb WORKING POC
rubyremotewindows
https://www.exploit-db.com/exploits/47456

This Metasploit module exploits the DOUBLEPULSAR implant (CVE-2017-0147) to execute payloads or neutralize the implant via SMB. It includes detection, payload execution, and implant neutralization capabilities.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows SMB (DOUBLEPULSAR implant)
No auth needed
Prerequisites: Target must be infected with DOUBLEPULSAR implant · SMB access to the target
devstral-2 · analyzed Feb 19, 2026 Full analysis →
metasploit SCANNER
by Sean Dillon <[email protected]>, Luke Jennings · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/smb/smb_ms17_010.rb

This Metasploit module scans for the MS17-010 vulnerability by checking for the STATUS_INSUFF_SERVER_RESOURCES response and also detects DoublePulsar infections. It does not exploit the vulnerability but confirms its presence.

Classification
Scanner 100%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows SMB Server (unpatched versions vulnerable to MS17-010)
No auth needed
Prerequisites: Network access to the target's SMB port (445/TCP) · SMB service exposed and accessible
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC GREAT
by Equation Group, Shadow Brokers, zerosum0x0, Luke Jennings, wvu, Jacob Robles · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/smb/smb_doublepulsar_rce.rb

This Metasploit module exploits the DOUBLEPULSAR implant for SMB, allowing remote code execution on vulnerable Windows systems. It includes functionality to detect the implant, execute payloads, and neutralize the implant.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Windows SMB (DOUBLEPULSAR implant)
No auth needed
Prerequisites: Vulnerable SMB service with DOUBLEPULSAR implant · Network access to the target
devstral-2 · analyzed Feb 19, 2026 Full analysis →
metasploit WORKING POC NORMAL
by Equation Group, Shadow Brokers, sleepya, Sean Dillon <[email protected]>, Dylan Davis <[email protected]>, thelightcosine, wvu, s first external module, , # External python module · rubypocwin
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/smb/ms17_010_eternalblue.rb

This is a functional Metasploit module for CVE-2017-0147 (ETERNALBLUE), exploiting a buffer overflow in SMBv1 via a kernel pool corruption vulnerability. It includes detailed exploit logic, payload handling, and target-specific configurations for various Windows versions.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Complex
Reliability
Racy
Target: Microsoft Windows SMBv1 (Windows 7, Server 2008 R2, Windows 8, etc.)
No auth needed
Prerequisites: SMBv1 enabled on target · Network access to port 445
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (12)

Core 12
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/41891/
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1037991
Broken Link, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/96709
Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-701903.pdf
Third Party Advisory, US Government Resource x_refsource_misc
https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/41987/
Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-966341.pdf
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/43970/
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/156196/SMB-DOUBLEPULSAR-Remote-Code-Execution.html

Scores

CVSS v3 7.5
EPSS 0.9280
EPSS Percentile 99.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation active
Automatable yes
Technical Impact partial

Details

CISA KEV 2022-05-24
VulnCheck KEV 2017-03-14
InTheWild.io 2017-03-14
ENISA EUVD EUVD-2017-0514
Ransomware Use Confirmed
Status published
Products (28)
microsoft/windows_10_1507
microsoft/windows_10_1511
microsoft/windows_10_1607
microsoft/windows_7
microsoft/windows_8.1
microsoft/windows_rt_8.1
microsoft/windows_server_2008
microsoft/windows_server_2008 r2 sp1
microsoft/windows_server_2012
microsoft/windows_server_2012 r2
... and 18 more
Published Mar 17, 2017
KEV Added May 24, 2022
Tracked Since Feb 18, 2026