Important CVSS 3.5 EPSS 0.01629 2019-11 archive

Executive Summary

An information vulnerability exists when Windows Modules Installer Service improperly discloses file information. Successful exploitation of the vulnerability could allow the attacker to read the contents of a log file on disk. To exploit the vulnerability, an attacker would have to log onto an affected system and run a specially crafted application. The update addresses the vulnerability by changing the way Windows Modules Installer Service discloses file information.

Overview

3.5
CVSS LOW
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Information Disclosure
Released Nov 12 2019
Last Updated Nov 12 2019
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01629 — 0.73083 percentile

CVSS Vector

ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
Required
SCOPE
Unchanged
Temporal Score: 3.2

EPSS Score

0.01629
probability of exploitation in the next 30 days
0.73083 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

39 affected products
Product KB Article Severity Impact Restart Required
Windows 10 for 32-bit Systems 4525232 (Security Update) Important Information Disclosure Yes
Windows 10 for x64-based Systems 4525232 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1607 for 32-bit Systems 4525236 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1607 for x64-based Systems 4525236 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1709 for 32-bit Systems 4525241 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1709 for ARM64-based Systems 4525241 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1709 for x64-based Systems 4525241 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1803 for 32-bit Systems 4525237 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1803 for ARM64-based Systems 4525237 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1803 for x64-based Systems 4525237 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1809 for 32-bit Systems 4523205 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1809 for ARM64-based Systems 4523205 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1809 for x64-based Systems 4523205 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1903 for 32-bit Systems 4524570 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1903 for ARM64-based Systems 4524570 (Security Update) Important Information Disclosure Yes
Windows 10 Version 1903 for x64-based Systems 4524570 (Security Update) Important Information Disclosure Yes
Windows 7 for 32-bit Systems Service Pack 1 4525235 (Monthly Rollup) 4525233 (Security Only) Important Information Disclosure Yes
Windows 7 for x64-based Systems Service Pack 1 4525235 (Monthly Rollup) 4525233 (Security Only) Important Information Disclosure Yes
Windows 8.1 for 32-bit systems 4525243 (Monthly Rollup) 4525250 (Security Only) Important Information Disclosure Yes
Windows 8.1 for x64-based systems 4525243 (Monthly Rollup) 4525250 (Security Only) Important Information Disclosure Yes
Windows RT 8.1 4525243 (Monthly Rollup) Important Information Disclosure Yes
Windows Server 2008 for 32-bit Systems Service Pack 2 4525234 (Monthly Rollup) 4525239 (Security Only) Important Information Disclosure Yes
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) 4525234 (Monthly Rollup) 4525239 (Security Only) Important Information Disclosure Yes
Windows Server 2008 for Itanium-Based Systems Service Pack 2 4525234 (Monthly Rollup) 4525239 (Security Only) Important Information Disclosure Yes
Windows Server 2008 for x64-based Systems Service Pack 2 4525234 (Monthly Rollup) 4525239 (Security Only) Important Information Disclosure Yes
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) 4525234 (Monthly Rollup) 4525239 (Security Only) Important Information Disclosure Yes
Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 4525235 (Monthly Rollup) 4525233 (Security Only) Important Information Disclosure Yes
Windows Server 2008 R2 for x64-based Systems Service Pack 1 4525235 (Monthly Rollup) 4525233 (Security Only) Important Information Disclosure Yes
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) 4525235 (Monthly Rollup) 4525233 (Security Only) Important Information Disclosure Yes
Windows Server 2012 4525246 (Monthly Rollup) 4525253 (Security Only) Important Information Disclosure Yes
Windows Server 2012 (Server Core installation) 4525246 (Monthly Rollup) 4525253 (Security Only) Important Information Disclosure Yes
Windows Server 2012 R2 4525243 (Monthly Rollup) 4525250 (Security Only) Important Information Disclosure Yes
Windows Server 2012 R2 (Server Core installation) 4525243 (Monthly Rollup) 4525250 (Security Only) Important Information Disclosure Yes
Windows Server 2016 4525236 (Security Update) Important Information Disclosure Yes
Windows Server 2016 (Server Core installation) 4525236 (Security Update) Important Information Disclosure Yes
Windows Server 2019 4523205 (Security Update) Important Information Disclosure Yes
Windows Server 2019 (Server Core installation) 4523205 (Security Update) Important Information Disclosure Yes
Windows Server, version 1803 (Server Core Installation) 4525237 (Security Update) Important Information Disclosure Yes
Windows Server, version 1903 (Server Core installation) 4524570 (Security Update) Important Information Disclosure Yes

Patches

11 patches
Article Type Restart
4525232 Security Update Yes
4525236 Security Update Yes
4525241 Security Update Yes
4525237 Security Update Yes
4523205 Security Update Yes
4524570 Security Update Yes
4525235 (Monthly Rollup) 4525233 Monthly Rollup Yes
4525243 (Monthly Rollup) 4525250 Monthly Rollup Yes
4525243 Monthly Rollup Yes
4525234 (Monthly Rollup) 4525239 Monthly Rollup Yes
4525246 (Monthly Rollup) 4525253 Monthly Rollup Yes

Known Exploits

Acknowledgments

Edward Torkington and Phillip Langlois of NCC Group