Vulnerability 75772 - CERT Civis.Net

Vulnerability Name:

CCN-75772

Published:

2012-05-18

Updated:

2012-05-18

Summary:

Microsoft Windows could allow a local attacker to gain elevated privileges on the system, caused by an error in the win32k!ReadLayoutFile() function when parsing keyboard layout files data. By persuading a victim to browse a directory containing a specially-crafted application, a local attacker with valid login credentials could exploit this vulnerability to execute arbitrary code on the system with elevated privileges.

CVSS v3 Severity:

9.3 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
6.1 Medium (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:U/RC:UR)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete