CVE-2020-28212

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution when a brute force attack is done over Modbus.
Overview
  • CVE ID
  • CVE-2020-28212
  • Assigner
  • cybersecurity@se.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-19T22:15:13
  • Last Modified Date
  • 2022-01-31T19:33:27
Weakness Enumerations
CWE URL
CWE-307 http://cwe.mitre.org/data/definitions/307.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:* 1 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.se.com/ww/en/download/document/SEVD-2020-315-07 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-28212
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28212
History
Created Old Value New Value Data Type Notes
2022-05-10 06:35:37 Added to TrackCVE
2022-12-05 17:06:55 cybersecurity@schneider-electric.com cybersecurity@se.com CVE Assigner updated
2022-12-05 17:06:55 2020-11-19T22:15Z 2020-11-19T22:15:13 CVE Published Date updated
2022-12-05 17:06:55 2022-01-31T19:33:27 CVE Modified Date updated
2022-12-05 17:06:55 Analyzed Vulnerability Status updated