Important EPSS 0.01096 2019-08 archive

Executive Summary

An elevation of privilege vulnerability exists due to a stack corruption in Windows Subsystem for Linux. An attacker who successfully exploited the vulnerability could execute code with elevated permissions. To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application. The security update addresses the vulnerability by correcting how Windows Subsystem for Linux handles objects in memory.

Overview

Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Elevation of Privilege
Released Aug 13 2019
Last Updated Aug 13 2019
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01096 — 0.61236 percentile

EPSS Score

0.01096
probability of exploitation in the next 30 days
0.61236 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

4 affected products
Product KB Article Severity Impact Restart Required
Windows 10 Version 1903 for 32-bit Systems 4512508 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 1903 for ARM64-based Systems 4512508 (Security Update) Important Elevation of Privilege Yes
Windows 10 Version 1903 for x64-based Systems 4512508 (Security Update) Important Elevation of Privilege Yes
Windows Server, version 1903 (Server Core installation) 4512508 (Security Update) Important Elevation of Privilege Yes

Patches

1 patch
Article Type Restart
4512508 Security Update Yes

Known Exploits

Acknowledgments