Vulnerability Description
An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. Improper handling of the mbap.length field of ModBus packets in the ModBus DPI filter allows an attacker to send malformed/crafted packets to a protected asset, bypassing function code filtering.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Belden | Tofino Xenon Security Appliance Firmware | <= 3.1.0 |
| Belden | Tofino Xenon Security Appliance | - |
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-2017-11401?
CVE-2017-11401 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. Improper handling of the mbap.length field of ModBus packets in the ModBus DPI filter allows an at...
How severe is CVE-2017-11401?
CVE-2017-11401 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-2017-11401?
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.