CVE-2018-7502

high

Description

Kernel drivers in Beckhoff TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259, and TwinCAT 3.1 lack proper validation of user-supplied pointer values. An attacker who is able to execute code on the target may be able to exploit this vulnerability to obtain SYSTEM privileges.

References

https://srcincite.io/advisories/src-2018-0007/

https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02

https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2018-001.pdf

http://www.securityfocus.com/bid/103487

Details

Source: Mitre, NVD

Published: 2018-03-23

Updated: 2018-05-23

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

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

Severity: High