Privilege escalation in Microsoft Windows and Windows Server - CVE-2013-1300

Vulnerability identifier: #VU4793

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-2013-1300

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: Public exploit is available

The vulnerability allows a local attacker to obtain elevated privileges on the target system.

The weakness exists due to improper handling of objects in memory by NtUserMessageCall in the kernel-mode driver (win32k.sys). A local attacker can gain elevated privileges and execute arbitrary code with SYSTEM privileges.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Microsoft Windows
Windows Server

Install update from vendor's website.

• Exploit #799 - Microsoft Windows - NTUserMessageCall Win32k Kernel Pool Overflow 'schlamperei.x86.dll' (MS13-053) (Metasploit) (March 18, 2020)
• Exploit #1614 - Windows NTUserMessageCall Win32k Kernel Pool Overflow (Schlamperei) (March 18, 2020)

• https://technet.microsoft.com/en-us/library/security/ms13-053

• Multiple vulnerabilities in Microsoft Windows