A denial of service vulnerability exists in the way that Windows 7, Windows 8.1, Windows 10, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, and Windows Server 2016 handles objects in memory. An attacker who successfully exploited the vulnerability could cause a target system to stop responding, aka "Windows Denial of Service Vulnerability."
CVE-2017-0191
MEDIUMNVD 5.85.8—
EchelonGraph scoreMEDIUM confidence
Score 5.8 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 5.8; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.8
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 5%CVSS: 5.8Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.8
- EG Score
- 5.8(medium)
- EPSS
- 90.8%
- KEV
- Not listed
Published
April 12, 2017
Last Modified
May 13, 2026
References (6)
- secure@microsofthttp://www.securityfocus.com/bid/97466
- secure@microsofthttp://www.securitytracker.com/id/1038239
- secure@microsofthttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0191
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/97466
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038239
- af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0191
Data Freshness Timeline
(refreshed 10× in last 7d / 35× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:42 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2017-0191?
CVE-2017-0191 is a medium vulnerability published on April 12, 2017. A denial of service vulnerability exists in the way that Windows 7, Windows 8.1, Windows 10, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, and Windows Server 2016 handles objects in memory. An attacker who successfully exploited the vulnerability could cause a target system…
When was CVE-2017-0191 disclosed?
CVE-2017-0191 was first published in the National Vulnerability Database on April 12, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-0191 actively exploited?
CVE-2017-0191 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 90.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-0191?
CVE-2017-0191 has a CVSS v3 base score of 5.8 (NVD).
How do I remediate CVE-2017-0191?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-0191, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2017-0191
Is Your Infrastructure Affected by CVE-2017-0191?
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