Buffer overflow in Microsoft Windows and Windows Server - CVE-2022-21881

Vulnerability identifier: #VU59483

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-21881

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: Public exploit is available

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in Windows kernel. A local user can run a specially crafted program to trigger buffer overflow and execute arbitrary code with elevated 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 #8235 - CVE-2022-21881 (POC of CVE-2022-21881 exploited at TianfuCup 2021 to escape Chrome Sandbox) (August 9, 2022)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21881

• Privilege escalation in Windows kernel
• Multiple vulnerabilities in Dell Unisphere for PowerMax, Dell Solutions Enabler, Dell Unisphere 360 and Dell VASA Provider