Buffer overflow in Microsoft Windows and Windows Server - CVE-2020-0657

Vulnerability identifier: #VU25209

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-2020-0657

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to a boundary error within the Windows Common Log File System (CLFS) driver. A local usre can run a specially crafted application to trigger memory corruption and execute arbitrary code on the system with elevated privileges.

Microsoft Windows
Windows Server
Solutions Enabler Virtual Appliance
Solutions Enabler
Unisphere for PowerMax Virtual Appliance
Unisphere for PowerMax

Install update from vendor's website.

Solutions Enabler Virtual Appliance - addressed in versions 9.0.0.19, 9.1.0.6
Solutions Enabler - addressed in versions 9.0.0.19, 9.1.0.6
Unisphere for PowerMax Virtual Appliance - addressed in versions 9.0.2.18, 9.1.0.17
Unisphere for PowerMax - addressed in versions 9.0.2.18, 9.1.0.17

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0657

• Multiple vulnerabilities in Microsoft Windows Common Log File System Driver
• Multiple vulnerabilities in Dell EMC Unisphere for PowerMax and Dell EMC Solutions Enabler