CVE-2018-5218

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

04/01/2018

Last modified:

11/01/2018

Description

In K7 Antivirus 15.1.0306, the driver file (K7Sentry.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x950025b0.

Impact

Vector 3.x

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vector 2.0

AV:L/AC:L/Au:N/C:P/I:P/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.10 MEDIUM
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Complete

Base Score 2.0

6.10

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:k7computing:antivirus:15.1.0306:::::::*

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

https://github.com/rubyfly/K7AntiVirus_POC/tree/master/1_950025b0