CVE-2021-30066

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, an arbitrary firmware image can be loaded because firmware signature verification for a USB stick can be bypassed. NOTE: this issue exists because of an...

CVE-2021-30065

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, crafted ModBus packets can bypass the ModBus enforcer. NOTE: this issue exists because of an incomplete fix of CVE-2017-11401...

CVE-2021-30063

On Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 before 03.23 and Belden Tofino Xenon Security Appliance, crafted OPC packets can cause an OPC enforcer denial of service...

CVE-2021-30065

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, crafted ModBus packets can bypass the ModBus enforcer. NOTE: this issue exists because of an incomplete fix of CVE-2017-11401...

Hardcoded credentials

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, an SSH login can succeed with hardcoded default credentials if the device is in the uncommissioned state...

CVE-2021-30066

The CVE-2021-30066 entry applies to Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 (before 03.23) and Belden Tofino Xenon Security Appliance. A firmware-signature verification bypass for USB allows loading an arbitrary firmware image, enabling kernel/firmware upgrades with unsigned p...

CVE-2021-30064

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, an SSH login can succeed with hardcoded default credentials if the device is in the uncommissioned state...

CVE-2021-30062

CVE-2021-30062 affects Schneider Electric ConneXium Tofino OPCLSM TCSEFM0000 (pre-03.23) and Belden Tofino Xenon Security Appliance. The vulnerability arises from crafted OPC packets that bypass the OPC enforcer, enabling partial integrity impact without confidentiality or availability impact per...

CVE-2021-30061

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, physically proximate attackers can execute code via a crafted file on a USB stick...

CVE-2017-11401

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...

CVE-2017-11402

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...

CVE-2017-11400

An issue has been discovered on the Belden Hirschmann Tofino Xenon Security Appliance before 03.2.00. An incomplete firmware signature allows a local attacker to upgrade the equipment kernel, file system with unsigned, attacker-controlled, data. This occurs because the applianceconfig file is...