CVE-2019-1379

HIGH

An elevation of privilege vulnerability exists when the Windows Data Sharing Service improperly handles file operations, aka 'Windows Data Sharing Service Elevation of Privilege Vulnerability'. Thi...

Affects 3 products across 1 vendor.

CVSS 3.17.8
EPSS0.8%
Percentile54th
PatchPatched
CVSS Vector — Plain English Requires local access, low complexity, low privileges required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2019. A high severity vulnerability affects Microsoft systems (CVE-2019-1379). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2019-GLOBAL-137548-H • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2019-1379?
This vulnerability was disclosed in 2019. A high severity vulnerability affects Microsoft systems (CVE-2019-1379). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2019-1379?
CVE-2019-1379 has CVSS 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS: 0.8%.
Is CVE-2019-1379 actively exploited?
No confirmed active exploitation of CVE-2019-1379 as of 2026-05-30.
How do I remediate CVE-2019-1379?
Priority: MEDIUM. Advisory: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1379 PSIRT: [email protected]
What systems are affected by CVE-2019-1379?
CVE-2019-1379 affects Microsoft Windows Server 2019, Windows 10, Windows Server 2019 (Server Core installation).
Vulnerability Details
CVE IDCVE-2019-1379
BSIDBS-2019-GLOBAL-137548-H BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published2019-11-12
Last Modified2024-11-21
ICS Relevance0%
SourceNVD
Official Description

An elevation of privilege vulnerability exists when the Windows Data Sharing Service improperly handles file operations, aka 'Windows Data Sharing Service Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1383, CVE-2019-1417.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: An elevation of privilege vulnerability exists when the Windows Data Sharing Service improperly handles file operations, aka 'Windows Data Sharing Service Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1383, CVE-2019-1417. CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Exploitation Likelihood: MINIMAL

Affected Products
VendorProductAffected Versions
Microsoft Windows Server 2019 No version listed by source
Microsoft Windows 10 1809
Microsoft Windows Server 2019 (Server Core installation) No version listed by source
Remediation
View Vendor Advisory →

Remediation Priority: MEDIUM

Vendor PSIRT: [email protected]
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 2529 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hashe86c0d4018419823ef363267a009d95b65ef81a7c1f8f4c3712a27b9a2c2548860ffb4ea39aaf7fe5ed1447bff87626f33ca4d122358940e8e51cebb673b6406
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