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CVE-2017-0143

The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7...

8.8 HighIn KEVPublic exploit

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 execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, and CVE-2017-0148.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

93.3%Down 2.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

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 execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, and CVE-2017-0148.

Record
CVE-2017-0143
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE List 8.8

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 execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, and CVE-2017-0148.

Record
CVE-2017-0143
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
EUVDEUVD-2017-0510 8.8

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 execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, and CVE-2017-0148.

Record
EUVD-2017-0510
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-fqgw-29m3-pwh5 8.1

The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7...

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 execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, and CVE-2017-0148.

Record
GHSA-fqgw-29m3-pwh5
CVSS 3.0
8.1 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-20
Updated
2026-11-02
CISA KEV No score

Microsoft Windows Server Message Block (SMBv1) Remote Code Execution Vulnerability

Microsoft Windows Server Message Block 1.0 (SMBv1) contains an unspecified vulnerability that allows for remote code execution.

Record
CVE-2017-0143
Weakness
CWE-20
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
MetasploitMS17-010 EternalBlue SMB Remote Windows Kernel Pool Corruption2017-03-14
MetasploitMS17-010 EternalRomance/EternalSynergy/EternalChampion SMB Remote Windows Code Execution2017-03-14
MetasploitSMB DOUBLEPULSAR Remote Code Execution2017-04-14
Exploit-DBMicrosoft Windows - SMB Remote Code Execution Scanner (MS17-010) (Metasploit)2017-04-17
Exploit-DBMicrosoft Windows Server 2008 R2 (x64) - 'SrvOs2FeaToNt' SMB Remote Code Execution (MS17-010)2017-05-10
PoC in GitHubvalarauco/wannafind2017-05-16
Exploit-DBMicrosoft Windows - 'EternalRomance'/'EternalSynergy'/'EternalChampion' SMB Remote Code Execution (Metasploit) (MS17-010)2018-02-05
Exploit-DBDOUBLEPULSAR - Payload Execution and Neutralization (Metasploit)2019-10-02
PoC in GitHubNatteeSetobol/Etern-blue-Windows-7-Checker2020-10-07
PoC in GitHubh3x0v3rl0rd/MS17-010_CVE-2017-01432021-07-08
Show 13 moreShow less
Public exploits
SourceLinkDate
PoC in GitHubSampatDhakal/Metasploit-Attack-Report2022-05-14
PoC in GitHubh3x0v3rl0rd/MS17-0102025-03-12
PoC in GitHubMafiosohack/offensive-security-lab-12025-06-17
PoC in GitHubCedric-Martz/EthernalBlue_report2025-07-13
PoC in GitHubbenguelmas/cve-2017-01432025-08-13
PoC in GitHubhackingyseguridad/smb2026-01-21
PoC in GitHubFernandoTDalcin/thm-blue-writeup2026-05-19
PoC in GitHubBlessingOlaniyan/cve-2017-0143-smbv1-analysis2026-10-20
PoC in GitHubNeoCoderFSG/Laboratorio-Hacking-Etico-Vulnerabilidad-CVE-2017-01432026-10-26
PoC in GitHubNeoCoderFSG/explotacion-post-CVE-2017-01432026-10-26
PoC in GitHubNeoCoderFSG/post-explotacion-CVE-2017-01432026-10-26
MetasploitMS17-010 EternalRomance/EternalSynergy/EternalChampion SMB Remote Windows Command Execution2017-03-14
MetasploitMS17-010 SMB RCE Detection

History

History
RecordedChangedSources
exploitation, exploits
first indexedCVE List, EUVD, Exploit-DB, GitHub Advisories, CISA KEV, Metasploit, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-0143 is a high vulnerability (CVSS 8.8) in Microsoft Windows, published March 17, 2017. CISA lists it as known to be exploited, since November 3, 2021. EUVD reports exploitation since November 3, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 93.3%, the 99th percentile. No source names a fixed version.

References

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