critical
9.8
CWE
521
Advisory Published
Updated

CVE-2020-6995

First published: Tue Mar 24 2020(Updated: )

In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, the application utilizes weak password requirements, which may allow an attacker to gain unauthorized access.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Moxa Pt-7528-24tx-hv Firmware<=4.0
Moxa Pt-7528-24tx-hv
Moxa Pt-7528-24tx-hv-hv Firmware<=4.0
Moxa Pt-7528-24tx-hv-hv
Moxa Pt-7528-24tx-wv Firmware<=4.0
Moxa Pt-7528-24tx-wv
Moxa Pt-7528-24tx-wv-hv Firmware<=4.0
Moxa Pt-7528-24tx-wv-hv
Moxa Pt-7528-24tx-wv-wv Firmware<=4.0
Moxa Pt-7528-24tx-wv-wv
Moxa Pt-7528-12msc-12tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-12msc-12tx-4gsfp-hv
Moxa Pt-7528-12msc-12tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-12msc-12tx-4gsfp-hv-hv
Moxa Pt-7528-12msc-12tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-12msc-12tx-4gsfp-wv
Moxa Pt-7528-12msc-12tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-12msc-12tx-4gsfp-wv-wv
Moxa Pt-7528-12mst-12tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-12mst-12tx-4gsfp-hv
Moxa Pt-7528-12mst-12tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-12mst-12tx-4gsfp-hv-hv
Moxa Pt-7528-12mst-12tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-12mst-12tx-4gsfp-wv
Moxa Pt-7528-12mst-12tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-12mst-12tx-4gsfp-wv-wv
Moxa Pt-7528-16msc-8tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-16msc-8tx-4gsfp-hv
Moxa Pt-7528-16msc-8tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-16msc-8tx-4gsfp-hv-hv
Moxa Pt-7528-16msc-8tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-16msc-8tx-4gsfp-wv
Moxa Pt-7528-16msc-8tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-16msc-8tx-4gsfp-wv-wv
Moxa Pt-7528-16mst-8tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-16mst-8tx-4gsfp-hv
Moxa Pt-7528-16mst-8tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-16mst-8tx-4gsfp-hv-hv
Moxa Pt-7528-16mst-8tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-16mst-8tx-4gsfp-wv
Moxa Pt-7528-16mst-8tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-16mst-8tx-4gsfp-wv-wv
Moxa Pt-7528-20msc-4tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-20msc-4tx-4gsfp-hv
Moxa Pt-7528-20msc-4tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-20msc-4tx-4gsfp-hv-hv
Moxa Pt-7528-20msc-4tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-20msc-4tx-4gsfp-wv
Moxa Pt-7528-20msc-4tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-20msc-4tx-4gsfp-wv-wv
Moxa Pt-7528-20mst-4tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-20mst-4tx-4gsfp-hv
Moxa Pt-7528-20mst-4tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-20mst-4tx-4gsfp-hv-hv
Moxa Pt-7528-20mst-4tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-20mst-4tx-4gsfp-wv
Moxa Pt-7528-20mst-4tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-20mst-4tx-4gsfp-wv-wv
Moxa Pt-7528-8msc-16tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-8msc-16tx-4gsfp-hv
Moxa Pt-7528-8msc-16tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-8msc-16tx-4gsfp-hv-hv
Moxa Pt-7528-8msc-16tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-8msc-16tx-4gsfp-wv
Moxa Pt-7528-8msc-16tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-8msc-16tx-4gsfp-wv-wv
Moxa Pt-7528-8mst-16tx-4gsfp-hv Firmware<=4.0
Moxa Pt-7528-8mst-16tx-4gsfp-hv
Moxa Pt-7528-8mst-16tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-8mst-16tx-4gsfp-hv-hv
Moxa Pt-7528-8mst-16tx-4gsfp-wv Firmware<=4.0
Moxa Pt-7528-8mst-16tx-4gsfp-wv
Moxa Pt-7528-8mst-16tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-8mst-16tx-4gsfp-wv-wv
Moxa Pt-7528-8ssc-16tx-4gsfp-hv-hv Firmware<=4.0
Moxa Pt-7528-8ssc-16tx-4gsfp-hv-hv
Moxa Pt-7528-8ssc-16tx-4gsfp-wv-wv Firmware<=4.0
Moxa Pt-7528-8ssc-16tx-4gsfp-wv-wv
Moxa Pt-7828-f-24 Firmware<=3.9
Moxa Pt-7828-f-24
Moxa Pt-7828-f-24-24 Firmware<=3.9
Moxa Pt-7828-f-24-24
Moxa Pt-7828-f-24-hv Firmware<=3.9
Moxa Pt-7828-f-24-hv
Moxa Pt-7828-f-48 Firmware<=3.9
Moxa Pt-7828-f-48
Moxa Pt-7828-f-48-48 Firmware<=3.9
Moxa Pt-7828-f-48-48
Moxa Pt-7828-f-48-hv Firmware<=3.9
Moxa Pt-7828-f-48-hv
Moxa Pt-7828-f-hv Firmware<=3.9
Moxa Pt-7828-f-hv
Moxa Pt-7828-f-hv-hv Firmware<=3.9
Moxa Pt-7828-f-hv-hv
Moxa Pt-7828-r-24 Firmware<=3.9
Moxa Pt-7828-r-24
Moxa Pt-7828-r-24-24 Firmware<=3.9
Moxa Pt-7828-r-24-24
Moxa Pt-7828-r-24-hv Firmware<=3.9
Moxa Pt-7828-r-24-hv
Moxa Pt-7828-r-48 Firmware<=3.9
Moxa Pt-7828-r-48
Moxa Pt-7828-r-48-48 Firmware<=3.9
Moxa Pt-7828-r-48-48
Moxa Pt-7828-r-48-hv Firmware<=3.9
Moxa Pt-7828-r-48-hv
Moxa Pt-7828-r-hv Firmware<=3.9
Moxa Pt-7828-r-hv
Moxa Pt-7828-r-hv-hv Firmware<=3.9
Moxa Pt-7828-r-hv-hv

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2020-6995?

    The severity of CVE-2020-6995 is considered medium due to its potential for unauthorized access through weak password requirements.

  • How do I fix CVE-2020-6995?

    To fix CVE-2020-6995, update the firmware of the affected Moxa PT-7528 and PT-7828 series devices to the latest versions released after the identified vulnerabilities.

  • What are the affected versions for CVE-2020-6995?

    CVE-2020-6995 affects Moxa PT-7528 series firmware versions 4.0 or lower, and PT-7828 series firmware versions 3.9 or lower.

  • What devices are impacted by CVE-2020-6995?

    Devices impacted by CVE-2020-6995 include various models within the Moxa PT-7528 and PT-7828 series.

  • What could happen if CVE-2020-6995 is exploited?

    If exploited, CVE-2020-6995 could allow an attacker to gain unauthorized access to the vulnerable devices, potentially compromising the network.

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