CVE-2020-6995

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
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.
Overview
  • CVE ID
  • CVE-2020-6995
  • Assigner
  • ics-cert@hq.dhs.gov
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-03-24T20:15:15
  • Last Modified Date
  • 2020-03-26T19:40:58
Weakness Enumerations
CWE URL
CWE-521 http://cwe.mitre.org/data/definitions/521.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:moxa:pt-7528-24tx-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-24tx-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-24tx-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-24tx-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-24tx-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-24tx-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-24tx-wv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-24tx-wv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-24tx-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-24tx-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12msc-12tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12msc-12tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12msc-12tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12msc-12tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12msc-12tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12msc-12tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12msc-12tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12msc-12tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12mst-12tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12mst-12tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12mst-12tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12mst-12tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12mst-12tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12mst-12tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-12mst-12tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-12mst-12tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16msc-8tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16msc-8tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16msc-8tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16msc-8tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16msc-8tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16msc-8tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16msc-8tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16msc-8tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16mst-8tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16mst-8tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16mst-8tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16mst-8tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16mst-8tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16mst-8tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-16mst-8tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-16mst-8tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20msc-4tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20msc-4tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20msc-4tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20msc-4tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20msc-4tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20msc-4tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20msc-4tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20msc-4tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20mst-4tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20mst-4tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20mst-4tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20mst-4tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20mst-4tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20mst-4tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-20mst-4tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-20mst-4tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8msc-16tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8msc-16tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8msc-16tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8msc-16tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8msc-16tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8msc-16tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8msc-16tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8msc-16tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8mst-16tx-4gsfp-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8mst-16tx-4gsfp-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8mst-16tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8mst-16tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8mst-16tx-4gsfp-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8mst-16tx-4gsfp-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8mst-16tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8mst-16tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8ssc-16tx-4gsfp-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8ssc-16tx-4gsfp-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7528-8ssc-16tx-4gsfp-wv-wv_firmware:*:*:*:*:*:*:*:* 1 OR 4.0
cpe:2.3:h:moxa:pt-7528-8ssc-16tx-4gsfp-wv-wv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-24_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-24:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-24-24_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-24-24:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-24-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-24-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-48_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-48:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-48-48_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-48-48:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-48-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-48-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-f-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-f-hv-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-24_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-24:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-24-24_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-24-24:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-24-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-24-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-48_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-48:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-48-48_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-48-48:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-48-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-48-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-hv:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:pt-7828-r-hv-hv_firmware:*:*:*:*:*:*:*:* 1 OR 3.9
cpe:2.3:h:moxa:pt-7828-r-hv-hv:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.us-cert.gov/ics/advisories/icsa-20-056-03 Third Party Advisory US Government Resource
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-6995
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6995
History
Created Old Value New Value Data Type Notes
2022-05-10 16:46:02 Added to TrackCVE
2022-12-04 13:28:30 2020-03-24T20:15Z 2020-03-24T20:15:15 CVE Published Date updated
2022-12-04 13:28:30 2020-03-26T19:40:58 CVE Modified Date updated
2022-12-04 13:28:31 Analyzed Vulnerability Status updated