CVE-2020-1138

Windows Storage Service Elevation of Privilege Vulnerability

State
Published
Severity
7.0 High
Published
May 21, 2020
Updated
Aug 19, 2026
Reserved
Nov 4, 2019

Read the record on cve.org

Description

An elevation of privilege vulnerability exists when the Storage Service improperly handles file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges on the victim system. To exploit the vulnerability, an attacker would first have to gain execution on the victim system, then run a specially crafted application. The security update addresses the vulnerability by correcting how the Storage Services handles file operations.

Scores

CVSSScoreVectorSource
3.17.0 HighCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Cmicrosoft

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
Windows 10 Version 1709Microsoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1709 for 32-bit SystemsMicrosoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1803Microsoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1809Microsoft
  • 10.0.17763.0 to before publicationAffected
Windows 10 Version 1809Microsoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1903 for 32-bit SystemsMicrosoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1903 for ARM64-based SystemsMicrosoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1903 for x64-based SystemsMicrosoft
  • 10.0.0 to before publicationAffected
Windows 10 Version 1909Microsoft
  • 10.0.0 to before publicationAffected
Windows Server 2016Microsoft
  • 10.0.14393.0 to before publicationAffected
Windows Server 2016 (Server Core installation)Microsoft
  • 10.0.14393.0 to before publicationAffected
Windows Server 2019Microsoft
  • 10.0.17763.0 to before publicationAffected
Windows Server 2019 (Server Core installation)Microsoft
  • 10.0.17763.0 to before publicationAffected
Windows Server, version 1803 (Server Core Installation)Microsoft
  • 10.0.0 to before publicationAffected
Windows Server, version 1903 (Server Core installation)Microsoft
  • 10.0.0 to before publicationAffected
Windows Server, version 1909 (Server Core installation)Microsoft
  • 10.0.0 to before publicationAffected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.