7.5

CVE-2017-0147: Microsoft Windows SMBv1 Information Disclosure Vulnerability

CVSS: 7.5v3.1HighKEVRansomwareAnalyzed
Published 17-03-2017Last modified 21-10-2025

Vulnerability summary

CVE-2017-0147 is a high (CVSS 7.5) vulnerability in Microsoft SMBv1 server. It is known to be exploited: CISA lists it, first on 24-05-2022. It has been used in ransomware campaigns. EPSS estimates a 99.69% chance of exploitation in the next 30 days, higher than 99.9% of scored vulnerabilities. 11 public exploits are recorded.

Overall risk
90/100
0100
Critical · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
99.69%
0%100%
Critical · 0.00 pp in 30 days
KEVListedCISA
RansomwareKnown useFlagged by CISA
Public exploits11reference, exploit-database, metasploit

Timeline

  1. 17-03-2017
    PublishedVulnerability first disclosed.
  2. 24-05-2022
    Added to CISA KEVMicrosoft Windows SMBv1 Information Disclosure Vulnerability
  3. 14-06-2022
    CISA remediation dueApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

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."

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

99.69%

Chance of exploitation in the next 30 days

Percentile

100%

Versus all other CVEs

30-day change

0.00 pp

From 99.69% on 19-09-2026

19-09-202619-10-2026
EPSS score
99.69%

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
24-05-2022
Federal due date
14-06-2022
Ransomware

CISA required action

Apply updates per vendor instructions. nvd.nist.gov/vuln/detail/CVE-2017-0147

Public exploits

11 found
  • referenceUnverified

    Exploit Reference (packetstormsecurity.com)

    Maturity: unknown

  • referenceUnverified

    Exploit Reference (packetstormsecurity.com)

    Maturity: unknown

  • exploit-databasedoswindowsVerified

    Microsoft Windows - SMB Remote Code Execution Scanner (MS17-010) (Metasploit)

    Maturity: poc

Show all 11 exploits
  • exploit-databaseremotewindowsVerified

    DOUBLEPULSAR - Payload Execution and Neutralization (Metasploit)

    Maturity: weaponized

  • exploit-databaseremotewindowsVerified

    Microsoft Windows - 'EternalRomance'/'EternalSynergy'/'EternalChampion' SMB Remote Code Execution (Metasploit) (MS17-010)

    Maturity: weaponized

  • exploit-databaseremotewindows_x86-64Unverified

    Microsoft Windows Server 2008 R2 (x64) - 'SrvOs2FeaToNt' SMB Remote Code Execution (MS17-010)

    Maturity: poc

  • MetasploitMetasploitremoteUnverified

    MS17-010 EternalRomance/EternalSynergy/EternalChampion SMB Remote Windows Command Execution

    auxiliary/admin/smb/ms17_010_command

    Maturity: poc

  • MetasploitMetasploitremoteUnverified

    MS17-010 SMB RCE Detection

    auxiliary/scanner/smb/smb_ms17_010

    Maturity: poc

  • MetasploitMetasploitremoteUnverified

    MS17-010 EternalBlue SMB Remote Windows Kernel Pool Corruption

    exploit/windows/smb/ms17_010_eternalblue

    Maturity: poc

  • MetasploitMetasploitremoteUnverified

    MS17-010 EternalRomance/EternalSynergy/EternalChampion SMB Remote Windows Code Execution

    exploit/windows/smb/ms17_010_psexec

    Maturity: poc

  • MetasploitMetasploitremoteVerified

    SMB DOUBLEPULSAR Remote Code Execution

    exploit/windows/smb/smb_doublepulsar_rce

    Maturity: weaponized

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Microsoft10 products
Siemens5 products
Microsoft corporation1 product
  • windows smbThe 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

3 vendors · 16 products

References

12 links
Show all 12 references