| Severity | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE ID | CVE-2018-8120 |
| CVSSv3 |
7.7 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] |
| CWE ID |
CWE-119 |
| Exploitation vector | Local |
| Public exploit | This vulnerability is being exploited in the wild. |
| Vulnerable software |
Windows Server Windows |
| Vulnerable software versions |
Windows Server 2008 Windows Server 2008 R2 Windows 7 |
| Vendor URL | Microsoft |
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to boundary error in win32k.sys driver. A local user can execute arbitrary code with SYSTEM privileges.
Note: this vulnerability is being actively exploited in limited targeted attacks.Install updates from vendor's website.
External linkshttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8120