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CVE-2018-7502

nvd nist
Published: Mar 23, 2018Modified: Jun 17, 2026

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7.8
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

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.

Affected (3)

Beckhoff
2 products
Twincat
Twincat C++
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Beckhoff
Twincat
Version 2.11
Twincat
Version 3.1
Twincat C++
Version 3.1

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
CWE-822
Untrusted Pointer Dereference
The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.

References (8)

Source: ics-cert@hq.dhs.gov
Third Party AdvisoryVDB Entry
Source: ics-cert@hq.dhs.gov
Vendor Advisory
Source: ics-cert@hq.dhs.gov
MitigationThird Party AdvisoryUS Government Resource
Source: ics-cert@hq.dhs.gov
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
MitigationThird Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.