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Vulnerability CVE-2021-30066
Published: 2022-04-03 Modified: 2022-04-04
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. |
Type:
CWE-347 (Improper Verification of Cryptographic Signature)
CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)
CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
7.2/10 |
10/10 |
3.9/10 |
Exploit range |
Attack complexity |
Authentication |
Local |
Low |
No required |
Confidentiality impact |
Integrity impact |
Availability impact |
Complete |
Complete |
Complete |
References: |
https://www.belden.com/support/security-assurance
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05
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