CVE-2018-8337

MEDIUMNVD 5.35.3—Trending — 4 sources updated this week

5.3

A security feature bypass vulnerability exists when Windows Subsystem for Linux improperly handles case sensitivity, aka "Windows Subsystem for Linux Security Feature Bypass Vulnerability." This affects Windows 10, Windows 10 Servers.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 75.2%
KEV: Not listed

Published

September 13, 2018

Last Modified

November 21, 2024

References (4)

secure@microsofthttp://www.securityfocus.com/bid/105250
secure@microsofthttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8337
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/105250
af854a3a-2127-422b-91ae-364da2661108https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8337

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-178Improper Handling of Case Sensitivity

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2018-83372018-09-11
Windows Subsystem for Linux Security Feature Bypass Vulnerability

Data Freshness Timeline

(refreshed 12× in last 7d / 17× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 03:14 UTCEG score recompute
2026-05-28 03:14 UTCVendor advisory
2026-05-28 03:14 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-8337?

CVE-2018-8337 is a medium vulnerability published on September 13, 2018. A security feature bypass vulnerability exists when Windows Subsystem for Linux improperly handles case sensitivity, aka "Windows Subsystem for Linux Security Feature Bypass Vulnerability." This affects Windows 10, Windows 10 Servers.

When was CVE-2018-8337 disclosed?

CVE-2018-8337 was first published in the National Vulnerability Database on September 13, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-8337 actively exploited?

CVE-2018-8337 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-8337?

CVE-2018-8337 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2018-8337?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-8337, 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

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