Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Beckhoff | Twincat | 2.11 |
| Beckhoff | Twincat C\+\+ | 3.1 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/103487Third Party AdvisoryVDB Entry
- https://download.beckhoff.com/download/Document/product-security/Advisories/adviVendor Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02MitigationThird Party AdvisoryUS Government Resource
- https://srcincite.io/advisories/src-2018-0007/
- http://www.securityfocus.com/bid/103487Third Party AdvisoryVDB Entry
- https://download.beckhoff.com/download/Document/product-security/Advisories/adviVendor Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02MitigationThird Party AdvisoryUS Government Resource
- https://srcincite.io/advisories/src-2018-0007/
FAQ
What is CVE-2018-7502?
CVE-2018-7502 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...
How severe is CVE-2018-7502?
CVE-2018-7502 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-7502?
Check the references section above for vendor advisories and patch information. Affected products include: Beckhoff Twincat, Beckhoff Twincat C\+\+.