Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Physical
0

CVE-2021-30066

Disclosure Date: April 03, 2022
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
6.8 Medium
Impact Score:
5.9
Exploitability Score:
0.9
Vector:
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Physical
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • belden,
  • schneider-electric

Products

  • eagle 20 tofino 943 987-501-tx/tx firmware -,
  • eagle 20 tofino 943 987-502 -tx/mm firmware -,
  • eagle 20 tofino 943 987-504-mm/tx firmware -,
  • eagle 20 tofino 943 987-505-mm/mm firmware -,
  • tcsefea23f3f20 firmware -,
  • tcsefea23f3f21 firmware -,
  • tcsefea23f3f22 firmware,
  • tofino argon fa-tsa-100-tx/tx firmware -,
  • tofino argon fa-tsa-220-mm/mm firmware -,
  • tofino argon fa-tsa-220-mm/tx firmware -,
  • tofino argon fa-tsa-220-tx/mm firmware -,
  • tofino argon fa-tsa-220-tx/tx firmware -,
  • tofino xenon security appliance firmware

Additional Info

Technical Analysis