What is the CVSS score of CVE-2017-0076?

CVE-2017-0076 has a CVSS 3.0 base score of 5.4 (Medium). CVSS vector: CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H. EPSS exploitation probability: 0.7%.

Is there a patch available for CVE-2017-0076?

Yes, a patch is available for CVE-2017-0076. Update the affected software to the latest version immediately.

Windows Vista CVE-2017-0076

MEDIUM

Improper Input Validation (CWE-20)

2017-03-17 secure@microsoft.com

Denial Of Service Microsoft Windows Server 2008 Windows Server 2012 Windows Server 2016 Windows 10 Windows 7 Windows 8 1 Windows Vista

5.4

CVSS 3.0 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-20 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V2 - Validation and Business Logic Input validation, allowlisting
Impact	CVSS score of 5.4 (MEDIUM). Attack characteristics: adjacent network attack vector, high complexity, high privileges required, no user interaction not required. EPSS exploitation probability: 0.65%.
Exploit ScenarioDerived	Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.7% exploitation probability (EPSS)

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AnalysisAI

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified under CWE-20. Hyper-V in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and 2008 R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 and R2; Windows 10, 1511, and 1607; and Windows Server 2016 allows guest OS users, running as virtual machines, to cause a denial of service via a crafted application, aka "Hyper-V Denial of Service Vulnerability." This vulnerability is different from those described in CVE-2017-0098, CVE-2017-0074, CVE-2017-0097, and CVE-2017-0099. Affected products include: Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.4 MEDIUM

AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

DescriptionCVE.org

Hyper-V in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and 2008 R2; Windows 7 SP1; Windows 8.1; Windows Server 2012 and R2; Windows 10, 1511, and 1607; and Windows Server 2016 allows guest OS users, running as virtual machines, to cause a denial of service via a crafted application, aka "Hyper-V Denial of Service Vulnerability." This vulnerability is different from those described in CVE-2017-0098, CVE-2017-0074, CVE-2017-0097, and CVE-2017-0099.

Threat Intelligence Overview

EPSS Score

0.7%

Top 29% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 0.7%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Controlled

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +27

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)CVE.org

cpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_10:1511:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2008:r2:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*

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References

Advisories & patches

PATCH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0076 REF http://www.securityfocus.com/bid/96636 REF http://www.securitytracker.com/id/1037999

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