CVE-2021-32984

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
All programming connections receive the same unlocked privileges, which can result in a privilege escalation. During the time Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00 is unlocked by an authorized user, an attacker can connect to the PLC and read the project without authorization.
Overview
  • CVE ID
  • CVE-2021-32984
  • Assigner
  • ics-cert@hq.dhs.gov
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-04-04T20:15:09
  • Last Modified Date
  • 2022-04-13T13:15:07
Weakness Enumerations
CWE URL
CWE-287 http://cwe.mitre.org/data/definitions/287.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:automationdirect:c0-10dd1e-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-10dd1e-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-10dd2e-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-10dd2e-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-10dre-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-10dre-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-10are-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-10are-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-11dd1e-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-11dd1e-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-11dd2e-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-11dd2e-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-11dre-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-11dre-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-11are-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-11are-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dd1e-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dd1e-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dd2e-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dd2e-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dre-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dre-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12are-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12are-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dd1e-1-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dd1e-1-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dd2e-1-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dd2e-1-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dre-1-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dre-1-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12are-1-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12are-1-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dd1e-2-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dd1e-2-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dd2e-2-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dd2e-2-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12dre-2-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12dre-2-d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:automationdirect:c0-12are-2-d_firmware:*:*:*:*:*:*:*:* 1 OR 3.00
cpe:2.3:h:automationdirect:c0-12are-2-d:-:*:*:*:*:*:*:* 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.cisa.gov/uscert/ics/advisories/icsa-21-166-02 Third Party Advisory US Government Resource
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-32984
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32984
History
Created Old Value New Value Data Type Notes
2022-05-10 15:43:14 Added to TrackCVE
2022-12-06 14:08:55 2022-04-04T20:15Z 2022-04-04T20:15:09 CVE Published Date updated
2022-12-06 14:08:55 2022-04-13T13:15:07 CVE Modified Date updated
2022-12-06 14:08:55 Analyzed Vulnerability Status updated