Windows Error Reporting Service Elevation of Privilege Vulnerability
CVE-2023-21558

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
10 January 2023

What is CVE-2023-21558?

The Windows Error Reporting Service vulnerability allows an attacker to elevate their privileges through a flaw in the service. This could lead to unauthorized access to system resources or data, posing significant risks for users and organizations alike. Proper patches and updates are recommended to mitigate potential exploitation.

Affected Version(s)

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.19685

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.5648

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.3887

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.