How severe is CVE-2017-0147?

CVE-2017-0147 has a CVSS score of 7.5/10, rated HIGH. Immediate patching is strongly recommended.

Which packages are affected by CVE-2017-0147?

Affected package information for CVE-2017-0147 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2017-0147?

No fixed version has been published for CVE-2017-0147 yet. Monitor the advisory for updates, apply mitigations recommended by the vendor, and use O3 Security to track when a fix becomes available in your stack.

Is CVE-2017-0147 actively exploited in the wild?

Yes. There are 18 known exploit references for CVE-2017-0147, including 4 documented proof-of-concept exploits on Exploit-DB and 13 in-the-wild exploitations observed on GitHub and other sources. Treat this as actively exploitable and prioritize patching immediately. All exploit code should only be run in an isolated sandbox environment for research or authorized testing — never against production systems without explicit written authorization.

What is the EPSS score for CVE-2017-0147?

CVE-2017-0147 has an EPSS (Exploit Prediction Scoring System) score of 92.8%, placing it in the 100th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

Is CVE-2017-0147 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2017-0147 (Microsoft Windows SMBv1 Information Disclosure Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2022-05-24. CISA required all US federal civilian agencies to remediate this vulnerability by 2022-06-14. The required action was: Apply updates per vendor instructions. This CVE has been used in known ransomware campaigns. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

Which products and versions are affected by CVE-2017-0147?

CVE-2017-0147 affects microsoft windows 7; microsoft windows 8.1; microsoft windows 10 1507; microsoft windows 10 1511, and 14 more product(s). Check the affected-products list on this page against your deployed version to confirm exposure.

When was CVE-2017-0147 published, and has it been updated?

CVE-2017-0147 was published on March 17, 2017 and was last updated on April 22, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CISA KEV·Added 2022-05-24 — agencies required to remediate by 2022-06-14 · Ransomware

CVE-2017-0147

HIGH

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,…

Published

Mar 17, 2017

Updated

Apr 22, 2026

Affected

0 pkgs

Patched

None yet

Exploits

18 known

EPSS Exploitation Probability

via FIRST.org ↗

92.8%probability of exploitation in next 30 days

Very High Risk100th percentile0.00%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

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."

Affected Products

18 products · 27 configurations

windows 7microsoft

all

windows 8.1microsoft

all

windows 10 1507microsoft

all

windows 10 1511microsoft

all

windows 10 1607microsoft

all

windows rt 8.1microsoft

all

Exploits & PoCs

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

EDB-41987remotewindows_x86-64

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

by Juan Sacco · May 10, 2017

Exploit-DB Source

EDB-43970remotewindows✓ Verified

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

by Metasploit · Feb 5, 2018

Exploit-DB Source

EDB-41891doswindows✓ Verified

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

by Sean Dillon · Apr 17, 2017

Exploit-DB Source

EDB-47456remotewindows✓ Verified

DOUBLEPULSAR - Payload Execution and Neutralization (Metasploit)

by Metasploit · Oct 2, 2019

Exploit-DB Source

Frequently Asked Questions

O3 Security · Impact-Aware SCA

Is CVE-2017-0147 in your stack?

O3 detects CVE-2017-0147 across dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

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