Is CVE-2017-0278 in the CISA KEV catalog?

No. CVE-2017-0278 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-0278?

CVE-2017-0278 has a CVSS v3 base score of 7.0 (HIGH).

What is the EPSS score for CVE-2017-0278?

CVE-2017-0278 has an EPSS score of 10.85% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2017-0278

HIGHEPSS 95th pctl

7.0

CVSS v3

NVD

Description

The Microsoft Server Message Block 1.0 (SMBv1) server 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 an attacker to execute remote code by the way it handles certain requests, aka "Windows SMB Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0272, CVE-2017-0277, and CVE-2017-0279.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityLow

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L

Exploit Intelligence

10.85%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.