CVE-2021-30066

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.

Category

6.8
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.00%
Vendor Advisory schneider-electric.com Vendor Advisory belden.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.belden.com/support/security-assurance vendor advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2022-011-05 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30066?
CVE-2021-30066 has been scored as a medium severity vulnerability.
How to fix CVE-2021-30066?
To fix CVE-2021-30066, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30066 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-30066 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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