CVE-2021-30066
Last modified
CVE-2021-30066 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. 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 incomplete fix of CVE-2017-11400.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
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 incomplete fix of CVE-2017-11400.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Belden | Tofino Xenon Security Appliance Firmware | < 03.2.03 |
| Belden | Tofino Argon Fa-Tsa-220-Tx\/Mm Firmware | All versions |
| Belden | Tofino Argon Fa-Tsa-220-Tx\/Tx Firmware | All versions |
| Belden | Tofino Argon Fa-Tsa-220-Mm\/Tx Firmware | All versions |
| Belden | Tofino Argon Fa-Tsa-220-Mm\/Mm Firmware | All versions |
| Belden | Tofino Argon Fa-Tsa-100-Tx\/Tx Firmware | All versions |
| Belden | Eagle 20 Tofino 943 987-505-Mm\/Mm Firmware | All versions |
| Belden | Eagle 20 Tofino 943 987-504-Mm\/Tx Firmware | All versions |
| Belden | Eagle 20 Tofino 943 987-502 -Tx\/Mm Firmware | All versions |
| Belden | Eagle 20 Tofino 943 987-501-Tx\/Tx Firmware | All versions |
| Schneider-Electric | Tcsefea23f3f20 Firmware | All versions |
| Schneider-Electric | Tcsefea23f3f21 Firmware | All versions |
| Schneider-Electric | Tcsefea23f3f22 Firmware | < 03.23 |
References
- https://www.belden.com/support/security-assuranceVendor Advisory
- https://www.belden.com/support/security-assuranceVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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