Information disclosure in Microsoft Windows and Windows Server - CVE-2017-8490

Vulnerability identifier: #VU7034

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-8490

CWE-ID: CWE-200

Exploitation vector: Local access

Exploit availability: Public exploit is available

The vulnerability allows a local authenticated attacker to obtain potentially sensitive information on the target system.

The weakness exists due to improper initialization of objects in memory by the Windows kernel. A local attacker can run a specially crafted application and obtain information to perform further attacks.

Successful exploitation of the vulnerability results in information disclosure.

Microsoft Windows
Windows Server

Install update from vendor's website.

• Exploit #1233 - Microsoft Windows - 'win32k!NtGdiEnumFonts' Kernel Pool Memory Disclosure (March 18, 2020)

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8490

• Multiple vulnerabilities in Microsoft Windows
• Windows Kernel Information Disclosure Vulnerability