CVE-2019-1380 — Time-of-check Time-of-use (TOCTOU) Race Condition in Microsoft Windows

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition7 documents6 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 45.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Microsoft WindowsMicrosoft Windows 10 Version 1903 FOR 32-bit SystemsMicrosoft Windows 10 Version 1903 FOR Arm64-based Systems+5 more
Timeline
PublishedNov 12
Latest updateMay 24

Description

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:HExploitability: 1.8 | Impact: 5.9

Affected Packages7 packages

▶CVEListV5microsoft/windows16 versions+15
▶NVDmicrosoft/windowsr2, 1803, 1903+2
▶NVDmicrosoft/windows_105 versions+4
▶CVEListV5microsoft/windows_server9 versions+8

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-4f86-7p6f-wpvq: A local elevation of privilege vulnerability exists in how splwow64↗2022-05-24
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CVEList
CVE-2019-1380: A local elevation of privilege vulnerability exists in how splwow64↗2019-11-12
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📋Vendor Advisories

1
Microsoft
Microsoft splwow64 Elevation of Privilege Vulnerability↗2019-11-12
▶

🕵️Threat Intelligence

3
Fortinet
November Patch Tuesday↗2019-11-12
▶
Talos
Microsoft Patch Tuesday — Nov. 2019: Vulnerability disclosures and Snort coverage↗2019-11-12
▶
Talos
Microsoft Patch Tuesday — Nov. 2019: Vulnerability disclosures and Snort coverage↗2019-11-12
▶