Vulnerability Description
An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. Design flaws in OPC classic and in custom netfilter modules allow an attacker to remotely activate rules on the firewall and to connect to any TCP port of a protected asset, thus bypassing the firewall. The attack methodology is a crafted OPC dynamic port shift.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Belden | Tofino Xenon Security Appliance Firmware | <= 3.1.0 |
| Belden | Tofino Xenon Security Appliance | - |
Related Weaknesses (CWE)
References
- https://github.com/airbus-seclab/security-advisories/blob/master/belden/tofino.tThird Party Advisory
- https://www.belden.com/hubfs/support/security/bulletins/Belden-Security-BulletinVendor Advisory
- https://github.com/airbus-seclab/security-advisories/blob/master/belden/tofino.tThird Party Advisory
- https://www.belden.com/hubfs/support/security/bulletins/Belden-Security-BulletinVendor Advisory
FAQ
What is CVE-2017-11402?
CVE-2017-11402 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. Design flaws in OPC classic and in custom netfilter modules allow an attacker to remotely activate...
How severe is CVE-2017-11402?
CVE-2017-11402 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-11402?
Check the references section above for vendor advisories and patch information. Affected products include: Belden Tofino Xenon Security Appliance Firmware, Belden Tofino Xenon Security Appliance.