Cryptographic Key Exposure in Moxa PT-7528 and PT-7828 Series Firmware
CVE-2020-6983

7.5HIGH

Key Information:

Vendor

Moxa
Status
Moxa Pt-7528 Series Firmware, Version 4.0 Or Lower, Pt-7828 Series Firmware, Version 3.9 Or Lower
Vendor
CVE Published:
24 March 2020

What is CVE-2020-6983?

Moxa PT-7528 and PT-7828 series firmware versions are impacted by a vulnerability that involves the use of hard-coded cryptographic keys. This design flaw may lead to the compromise of confidential information, as attackers can potentially recover sensitive data due to the predictable nature of the keys. Users of affected firmware are encouraged to assess their security posture and apply mitigations to safeguard their networks against unauthorized access.

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Affected Version(s)

Moxa PT-7528 series firmware, Version 4.0 or lower, PT-7828 series firmware, Version 3.9 or lower Moxa PT-7528 series firmware, Version 4.0 or lower, PT-7828 series firmware, Version 3.9 or lower

References

https://www.us-cert.gov/ics/advisories/icsa-20-056-03
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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