Privilege escalation in Microsoft Windows NDIS

Published: 2018-08-14

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-8342 CVE-2018-8343
CWE-ID	CWE-119
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Windows Server Operating systems & Components / Operating system Windows Operating systems & Components / Operating system
Vendor	Microsoft

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Privilege escalation

EUVDB-ID: #VU14401

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2018-8342

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists in the Network Driver Interface Specification (NDIS) due to ndis.sys fails to check the length of a buffer prior to copying memory to it. A local attacker can run a specially crafted application and trigger memory corruption to gain SYSTEM privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008 R2 - 2008 R2

Windows: 7 - 7

CPE2.3