#VU4793 Privilege escalation in Windows and Windows Server - CVE-2013-1300
Published: January 17, 2017 / Updated: September 14, 2018
Vulnerability identifier: #VU4793
Vulnerability risk: Low
CVSSv4.0: 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/E:A/U:Clear
CVE-ID: CVE-2013-1300
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
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.
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.
Remediation
Install update from vendor's website.