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 an
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-2017-0143, CVE-2017-0144, CVE-2017-0145, and CVE-2017-0146.
- Published
- Mar 16, 2017
- Updated
- Jun 16, 2026
- EPSS
- 99.4% · 100th percentile
- CWE
- CWE-20
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Report tools
Action score
92
Now
Patch today or shut off access.
- CVSS
- 32 / 40 · 8.1 / 10
- CISA KEV
- 30 / 30 · Listed
- EPSS
- 30 / 30 · 99.4%
CISA SSVC decision
- Exploitation
- active
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
Actively exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on Apr 6, 2022. That signals real attacks, not theory.
Remediation deadline for government agencies: Apr 27, 2022.
Known to be used in ransomware campaigns.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| microsoft | server message block | cpe:2.3:a:microsoft:server_message_block |
| microsoft | windows 10 1507 | cpe:2.3:o:microsoft:windows_10_1507 |
| microsoft | windows 10 1511 | cpe:2.3:o:microsoft:windows_10_1511 |
| microsoft | windows 10 1607 | cpe:2.3:o:microsoft:windows_10_1607 |
| microsoft | windows 7 | cpe:2.3:o:microsoft:windows_7 |
| microsoft | windows 8.1 | cpe:2.3:o:microsoft:windows_8.1 |
| microsoft | windows rt 8.1 | cpe:2.3:o:microsoft:windows_rt_8.1 |
| microsoft | windows server 2008 | cpe:2.3:o:microsoft:windows_server_2008 |
| microsoft | windows server 2012 | cpe:2.3:o:microsoft:windows_server_2012 |
| microsoft | windows server 2016 | cpe:2.3:o:microsoft:windows_server_2016 |
| microsoft | windows vista | cpe:2.3:o:microsoft:windows_vista |
| siemens | acuson p300 firmware | cpe:2.3:o:siemens:acuson_p300_firmware |
and 15 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- microsoft server message block1.0
- siemens acuson p300 firmware13.02
- siemens acuson p300 firmware13.03
- siemens acuson p300 firmware13.20
- siemens acuson p300 firmware13.21
- siemens acuson p500 firmwareva10
- siemens acuson p500 firmwarevb10
- siemens acuson sc2000 firmware4.0 and later · before 4.0e
- siemens acuson sc2000 firmware5.0a
- siemens acuson x700 firmware1.0
- siemens acuson x700 firmware1.1
- siemens syngo sc2000 firmware4.0 and later · up to 4.0e inclusive
- siemens syngo sc2000 firmware5.0a
- siemens tissue preparation system firmwareall versions
- siemens versant kpcr molecular system firmwareall versions
- siemens versant kpcr sample prep firmwareall versions
Versions reported by the vendor
Affected version ranges reported by the assigning authority (microsoft). Independent of NVD's CPE analysis and usually ahead of it.
Microsoft Corporation Windows SMB
- 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 1607affected
Same product
microsoft: all recordsOther highest-scoring records for the same primary product.
- CVE-2017-0144The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold anKEV95Now
- CVE-2017-0143The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold anKEV93Now
- CVE-2017-0146The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold anKEV92Now
- CVE-2017-0145The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold anKEV92Now
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
Weaponized
A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.
Evidence
- Metasploit module ×3
- Exploit-DB entry ×4
Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.
| Source | Kind | Date |
|---|---|---|
| Exploit-DB entry | dos | 2017-04-17 |
| Exploit-DB entry | remote | 2019-10-02 |
| Exploit-DB entry | remote | 2019-10-02 |
| Exploit-DB entry | remote | 2017-05-10 |
| Metasploit module | auxiliary/scanner/smb/smb_ms17_010MS17-010 SMB RCE Detectionauxiliary | — |
| Metasploit module | exploit/windows/smb/ms17_010_eternalblueMS17-010 EternalBlue SMB Remote Windows Kernel Pool Corruptionexploit | 2017-03-14 |
| Metasploit module | exploit/windows/smb/smb_doublepulsar_rceSMB DOUBLEPULSAR Remote Code Executionexploit | 2017-04-14 |
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
- Metasploit-3 d
- Published
- First PoC+31 d
- CISA KEV+1846 d
- TodaySep 29, 2026+3484 d
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-20 · Improper Input ValidationCVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Server Side Include (SSI) InjectionCAPEC-101likelihood: High · High
- Cross Zone ScriptingCAPEC-104likelihood: Medium · High
- Command Line Execution through SQL InjectionCAPEC-108likelihood: Low · Very High
- Object Relational Mapping InjectionCAPEC-109likelihood: Low · High
- SQL Injection through SOAP Parameter TamperingCAPEC-110likelihood: High · Very High
- Double EncodingCAPEC-120likelihood: Low · Medium
- Subverting Environment Variable ValuesCAPEC-13likelihood: High · Very High
ATT&CK techniques
- Obfuscated Files or InformationT1027
- Masquerading: Invalid Code SignatureT1036.001
- Steal Web Session CookieT1539
- Subvert Trust Controls: Code SigningT1553.002
- Impair Defenses:Impair Command History LoggingT1562.003
- Hijack Execution Flow:Dynamic Linker HijackingT1574.006
- Hijack Execution Flow:Path Interception by PATH Environment VariableT1574.007
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- www.securityfocus.com/bid/96706
- www.securitytracker.com/id/1037991
- cert-portal.siemens.com/productcert/pdf/ssa-701903.pdf
- cert-portal.siemens.com/productcert/pdf/ssa-966341.pdf
- ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0148
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0148
Vendor advisories and official records. Exploit/PoC links are deliberately left out.