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Fencer Intel
high 7.0

CVE-2017-11780 json

The Server Message Block 1.0 (SMBv1) on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold…

published 2017-10-13 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-3388

cvss
7.0
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.0%
EPSS 10.0% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

The Server Message Block 1.0 (SMBv1) on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a remote code execution vulnerability when it fails to properly handle certain requests, aka "Windows SMB Remote Code Execution Vulnerability".

Patch / fix

Exploit prediction

9.96% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 7.0 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Microsoft Corporation Server Message Block 1.0 (SMBv1)

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.