CVE-2018-7502

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.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

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

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2018-001.pdf	Vendor Advisory
http://www.securityfocus.com/bid/103487	Third Party Advisory VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02	Mitigation Third Party Advisory US Government Resource
https://srcincite.io/advisories/src-2018-0007/

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:beckhoff:twincat:3.1:::::::*
	cpe:2.3:a:beckhoff:twincat:2.11:::::::*
	cpe:2.3:a:beckhoff:twincat_c\+\+:3.1:::::::*

Information

Published : 2018-03-23 10:29

Updated : 2018-05-22 18:29

NVD link : CVE-2018-7502

Mitre link : CVE-2018-7502

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

beckhoff

twincat
twincat_c\+\+

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