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HIGH · 7.5

CVE-2020-6987

In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, the affected products use a weak cryptographic algorithm, which may allow confidential informa...

Vulnerability Description

In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, the affected products use a weak cryptographic algorithm, which may allow confidential information to be disclosed.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
MoxaPt-7528-24Tx-Hv Firmware<= 4.0
MoxaPt-7528-24Tx-Hv-
MoxaPt-7528-24Tx-Hv-Hv Firmware<= 4.0
MoxaPt-7528-24Tx-Hv-Hv-
MoxaPt-7528-24Tx-Wv Firmware<= 4.0
MoxaPt-7528-24Tx-Wv-
MoxaPt-7528-24Tx-Wv-Hv Firmware<= 4.0
MoxaPt-7528-24Tx-Wv-Hv-
MoxaPt-7528-24Tx-Wv-Wv Firmware<= 4.0
MoxaPt-7528-24Tx-Wv-Wv-
MoxaPt-7528-12Msc-12Tx-4Gsfp-Hv Firmware<= 4.0
MoxaPt-7528-12Msc-12Tx-4Gsfp-Hv-
MoxaPt-7528-12Msc-12Tx-4Gsfp-Hv-Hv Firmware<= 4.0
MoxaPt-7528-12Msc-12Tx-4Gsfp-Hv-Hv-
MoxaPt-7528-12Msc-12Tx-4Gsfp-Wv Firmware<= 4.0
MoxaPt-7528-12Msc-12Tx-4Gsfp-Wv-
MoxaPt-7528-12Msc-12Tx-4Gsfp-Wv-Wv Firmware<= 4.0
MoxaPt-7528-12Msc-12Tx-4Gsfp-Wv-Wv-
MoxaPt-7528-12Mst-12Tx-4Gsfp-Hv Firmware<= 4.0
MoxaPt-7528-12Mst-12Tx-4Gsfp-Hv-

Related Weaknesses (CWE)

CWE-327

References

FAQ

What is CVE-2020-6987?

CVE-2020-6987 is a vulnerability with a CVSS score of 7.5 (HIGH). In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, the affected products use a weak cryptographic algorithm, which may allow confidential informa...

How severe is CVE-2020-6987?

CVE-2020-6987 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-6987?

Check the references section above for vendor advisories and patch information. Affected products include: Moxa Pt-7528-24Tx-Hv Firmware, Moxa Pt-7528-24Tx-Hv, Moxa Pt-7528-24Tx-Hv-Hv Firmware, Moxa Pt-7528-24Tx-Hv-Hv, Moxa Pt-7528-24Tx-Wv Firmware.