Pt 7528 24Tx Hv Firmware CVE-2020-6987

HIGH

Use of a Broken or Risky Cryptographic Algorithm (CWE-327)

2020-03-24 ics-cert@hq.dhs.gov

Information Disclosure Pt 7528 24Tx Hv Firmware Pt 7528 24Tx Hv Hv Firmware Pt 7528 24Tx Wv Firmware Pt 7528 24Tx Wv Hv Firmware Pt 7528 24Tx Wv Wv Firmware Pt 7528 12Msc 12Tx 4Gsfp Hv Firmware Pt 7528 12Msc 12Tx 4Gsfp Hv Hv Firmware Pt 7528 12Msc 12Tx 4Gsfp Wv Firmware Pt 7528 12Msc 12Tx 4Gsfp Wv Wv Firmware Pt 7528 12Mst 12Tx 4Gsfp Hv Firmware Pt 7528 12Mst 12Tx 4Gsfp Hv Hv Firmware Pt 7528 12Mst 12Tx 4Gsfp Wv Firmware Pt 7528 12Mst 12Tx 4Gsfp Wv Wv Firmware Pt 7528 16Msc 8Tx 4Gsfp Hv Firmware Pt 7528 16Msc 8Tx 4Gsfp Hv Hv Firmware Pt 7528 16Msc 8Tx 4Gsfp Wv Firmware Pt 7528 16Msc 8Tx 4Gsfp Wv Wv Firmware Pt 7528 16Mst 8Tx 4Gsfp Hv Firmware Pt 7528 16Mst 8Tx 4Gsfp Hv Hv Firmware Pt 7528 16Mst 8Tx 4Gsfp Wv Firmware Pt 7528 16Mst 8Tx 4Gsfp Wv Wv Firmware Pt 7528 20Msc 4Tx 4Gsfp Hv Firmware Pt 7528 20Msc 4Tx 4Gsfp Hv Hv Firmware Pt 7528 20Msc 4Tx 4Gsfp Wv Firmware Pt 7528 20Msc 4Tx 4Gsfp Wv Wv Firmware Pt 7528 20Mst 4Tx 4Gsfp Hv Firmware Pt 7528 20Mst 4Tx 4Gsfp Hv Hv Firmware Pt 7528 20Mst 4Tx 4Gsfp Wv Firmware Pt 7528 20Mst 4Tx 4Gsfp Wv Wv Firmware Pt 7528 8Msc 16Tx 4Gsfp Hv Firmware Pt 7528 8Msc 16Tx 4Gsfp Hv Hv Firmware Pt 7528 8Msc 16Tx 4Gsfp Wv Firmware Pt 7528 8Msc 16Tx 4Gsfp Wv Wv Firmware Pt 7528 8Mst 16Tx 4Gsfp Hv Firmware Pt 7528 8Mst 16Tx 4Gsfp Hv Hv Firmware Pt 7528 8Mst 16Tx 4Gsfp Wv Firmware Pt 7528 8Mst 16Tx 4Gsfp Wv Wv Firmware Pt 7528 8Ssc 16Tx 4Gsfp Hv Hv Firmware Pt 7528 8Ssc 16Tx 4Gsfp Wv Wv Firmware Pt 7828 F 24 Firmware Pt 7828 F 24 24 Firmware Pt 7828 F 24 Hv Firmware Pt 7828 F 48 Firmware Pt 7828 F 48 48 Firmware Pt 7828 F 48 Hv Firmware Pt 7828 F Hv Firmware Pt 7828 F Hv Hv Firmware Pt 7828 R 24 Firmware Pt 7828 R 24 24 Firmware Pt 7828 R 24 Hv Firmware Pt 7828 R 48 Firmware Pt 7828 R 48 48 Firmware Pt 7828 R 48 Hv Firmware Pt 7828 R Hv Firmware Pt 7828 R Hv Hv Firmware

7.5

CVSS 3.1 · NVD

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Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

1

CVE Published

Mar 24, 2020 - 19:15 nvd

HIGH 7.5

DescriptionNVD

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.

AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-327. 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. Affected products include: Moxa Pt-7528-24Tx-Hv Firmware, Moxa Pt-7528-24Tx-Hv-Hv Firmware, Moxa Pt-7528-24Tx-Wv Firmware, Moxa Pt-7528-24Tx-Wv-Hv Firmware, Moxa Pt-7528-24Tx-Wv-Wv Firmware. Version information: Version 4.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2020-6987 vulnerability details – vuln.today

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