Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2022-21877

Vulnerability identifier: #VU59517

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-21877

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: The vulnerability is being exploited in the wild

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the Storage Spaces Controller (spaceport.sys drive). A local user can run a specially crafted program to trigger an out-of-bounds read error and read contents of memory with SYSTEM privileges..

Microsoft Windows
Windows Server
Solutions Enabler Virtual Appliance
Solutions Enabler
Unisphere 360
Unisphere for PowerMax Virtual Appliance
Unisphere for PowerMax
VASA Provider Standalone

Install updates from vendor's website.

Solutions Enabler Virtual Appliance - addressed in versions 9.1.0.19, 9.2.3.1
Solutions Enabler - addressed in versions 9.1.0.19, 9.2.3.1
Unisphere 360 - addressed in versions 9.1.0.30, 9.2.3.4
Unisphere for PowerMax Virtual Appliance - addressed in versions 9.1.0.32, 9.2.3.11
Unisphere for PowerMax - addressed in versions 9.1.0.32, 9.2.3.11
VASA Provider Standalone - addressed in versions 9.1.0.724, 9.2.3.10

• Exploit #7337 - cve-2022-21877 (a demonstration PoC for CVE-2022-21877 (storage spaces controller memory leak)) (February 9, 2022)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21877
• https://www.zerodayinitiative.com/advisories/ZDI-22-048/

• Information disclosure in Microsoft Storage Spaces Controller
• Multiple vulnerabilities in Dell Unisphere for PowerMax, Dell Solutions Enabler, Dell Unisphere 360 and Dell VASA Provider