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CVE-2018-8414

Improper Input Validation — is CVE-2018-8414real, exploitable, or a false positive? Here's the community ground truth.

High · CVSS 8.8EPSS 74.0%CISA KEVCWE-20 · Improper Input Validation

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths, aka "Windows Shell Remote Code Execution Vulnerability." This affects Windows 10 Servers, Windows 10.

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Community ground truth

Community verdict

3 verdicts
Not a real issue

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Community real-world severity: High (High 3) — CVSS base score 8.8

In line with its CVSS base score.

Field notes & remediation

Verdicts are the quick signal — notes are the evidence and fixes behind them.

  • 0
    Field note · Aisha RahmanCurated

    Microsoft Windows Shell Remote Code Execution Vulnerability — A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths. Listed in the CISA KEV catalog (added 2022-03-25) — confirmed exploited in the wild, not theoretical. FIRST EPSS puts the chance of exploitation in the next 30 days at ~74%. Treat it as real and prioritize remediation over triage.

  • 0
    Remediation · Tomáš NovákCurated

    Required action for Microsoft Windows: Apply updates per vendor instructions. CISA set a federal remediation due date of 2022-04-15. After patching, verify the vulnerable path is no longer reachable before closing the finding.

Same weaknessCWE-20 · Improper Input Validation.