CVE-2017-0171

moderate-risk
Published 2017-05-12

Windows DNS Server allows a denial of service vulnerability when Microsoft Windows Server 2008 SP2 and R2 SP1, Windows Server 2012 Gold and R2, and Windows Server 2016 are configured to answer version queries, aka "Windows DNS Server Denial of Service Vulnerability".

Do I need to act?

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21.5% chance of exploitation in next 30 days
EPSS score — higher than 79% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (5)

Affected Vendors

Microsoft

References (4)

Third Party Advisory http://www.securityfocus.com/bid/98097
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0171
Third Party Advisory http://www.securityfocus.com/bid/98097
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0171
44
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 14/34 · Moderate
Exposure 12/34 · Low