CVE-2019-1380

HIGH

A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'.

Affects 8 products across 1 vendor.

CVSS 3.17.8
EPSS0.8%
Percentile56th
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.
CWE Weakness Definitions
CWE-367: CWE-367
Related Attack Patterns (CAPEC)
CAPEC-27 Leveraging Race Conditions via Symbolic Links
via CWE-367
CAPEC-29 Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions
via CWE-367

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2019. A high severity vulnerability affects Microsoft systems (CVE-2019-1380). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2019-GLOBAL-201383-H • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2019-1380?
This vulnerability was disclosed in 2019. A high severity vulnerability affects Microsoft systems (CVE-2019-1380). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2019-1380?
CVE-2019-1380 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-2019-1380 actively exploited?
No confirmed active exploitation of CVE-2019-1380 as of 2026-05-30.
How do I remediate CVE-2019-1380?
Priority: MEDIUM. Advisory: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1380 PSIRT: [email protected]
What systems are affected by CVE-2019-1380?
CVE-2019-1380 affects Microsoft Windows Server 2012, Windows 8.1, Windows Rt 8.1, Windows Server 2016, Windows Server 2019, Windows 10, Windows Server 2016 (Server Core installation), Windows Server 2019 (Server Core installation).
Vulnerability Details
CVE IDCVE-2019-1380
BSIDBS-2019-GLOBAL-201383-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%
Weakness (CWE)
CWE-367
SourceNVD
Official Description

A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls, aka 'Microsoft splwow64 Elevation of Privilege Vulnerability'. 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 2012 r2
Microsoft Windows 8.1 No version listed by source
Microsoft Windows Rt 8.1 No version listed by source
Microsoft Windows Server 2016 1803 1903
Microsoft Windows Server 2019 No version listed by source
Microsoft Windows 10 1607 1709 1803 1809 1903
Microsoft Windows Server 2016 (Server Core installation) 1803 1903
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 Hash2c6e6f72e1ed0252da949c4a38ab12f8b2180266cb16ba7e5bc65ff0c34fa9587d2ef9ae78306f474eaa0024ba440bf0749fc26689a37092c4f92cc6e3e830c3
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