CVE-2020-5594

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
Mitsubishi Electric MELSEC iQ-R, iQ-F, Q, L, and FX series CPU modules all versions contain a vulnerability that allows cleartext transmission of sensitive information between CPU modules and GX Works3 and/or GX Works2 via unspecified vectors.
Overview
  • CVE ID
  • CVE-2020-5594
  • Assigner
  • vultures@jpcert.or.jp
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-06-23T08:15:10
  • Last Modified Date
  • 2020-07-01T19:09:03
Weakness Enumerations
CWE URL
CWE-319 http://cwe.mitre.org/data/definitions/319.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-r_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-r:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec_iq-f_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec_iq-f:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec-q_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec-q:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec-l_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec-l:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:mitsubishielectric:melsec-fx_firmware:*:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:mitsubishielectric:melsec-fx:-:*:*:*:*:*:*:* 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://jvn.jp/en/vu/JVNVU91424496/index.html Third Party Advisory
https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2020-003.pdf Vendor Advisory
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-003_en.pdf Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-5594
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5594
History
Created Old Value New Value Data Type Notes
2022-05-10 16:41:39 Added to TrackCVE
2022-12-04 18:37:10 2020-06-23T08:15Z 2020-06-23T08:15:10 CVE Published Date updated
2022-12-04 18:37:10 2020-07-01T19:09:03 CVE Modified Date updated
2022-12-04 18:37:10 Analyzed Vulnerability Status updated