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[email protected]CVE-2021-32978

HistoryApr 04, 2022 - 8:15 p.m.

CVE-2021-32978

2022-04-0420:15:08

CWE-256

CWE-522

[email protected]

web.nvd.nist.gov

cve-2021-32978

automation direct

click plc

cpu modules

firmware

security

vulnerability

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

50.6%

JSON

The programming protocol allows for a previously entered password and lock state to be read by an attacker. If the previously entered password was successful, the attacker can then use the password to unlock Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00.

Affected configurations

NVD

Node

automationdirectc0-10dd1e-d_firmwareRange<3.00

AND

automationdirectc0-10dd1e-dMatch-

Node

automationdirectc0-10dd2e-d_firmwareRange<3.00

AND

automationdirectc0-10dd2e-dMatch-

Node

automationdirectc0-10dre-d_firmwareRange<3.00

AND

automationdirectc0-10dre-dMatch-

Node

automationdirectc0-10are-d_firmwareRange<3.00

AND

automationdirectc0-10are-dMatch-

Node

automationdirectc0-11dd1e-d_firmwareRange<3.00

AND

automationdirectc0-11dd1e-dMatch-

Node

automationdirectc0-11dd2e-d_firmwareRange<3.00

AND

automationdirectc0-11dd2e-dMatch-

Node

automationdirectc0-11dre-d_firmwareRange<3.00

AND

automationdirectc0-11dre-dMatch-

Node

automationdirectc0-11are-d_firmwareRange<3.00

AND

automationdirectc0-11are-dMatch-

Node

automationdirectc0-12dd1e-d_firmwareRange<3.00

AND

automationdirectc0-12dd1e-dMatch-

Node

automationdirectc0-12dd2e-d_firmwareRange<3.00

AND

automationdirectc0-12dd2e-dMatch-

Node

automationdirectc0-12dre-d_firmwareRange<3.00

AND

automationdirectc0-12dre-dMatch-

Node

automationdirectc0-12are-d_firmwareRange<3.00

AND

automationdirectc0-12are-dMatch-

Node

automationdirectc0-12dd1e-1-d_firmwareRange<3.00

AND

automationdirectc0-12dd1e-1-dMatch-

Node

automationdirectc0-12dd2e-1-d_firmwareRange<3.00

AND

automationdirectc0-12dd2e-1-dMatch-

Node

automationdirectc0-12dre-1-d_firmwareRange<3.00

AND

automationdirectc0-12dre-1-dMatch-

Node

automationdirectc0-12are-1-d_firmwareRange<3.00

AND

automationdirectc0-12are-1-dMatch-

Node

automationdirectc0-12dd1e-2-d_firmwareRange<3.00

AND

automationdirectc0-12dd1e-2-dMatch-

Node

automationdirectc0-12dd2e-2-d_firmwareRange<3.00

AND

automationdirectc0-12dd2e-2-dMatch-

Node

automationdirectc0-12dre-2-d_firmwareRange<3.00

AND

automationdirectc0-12dre-2-dMatch-

Node

automationdirectc0-12are-2-d_firmwareRange<3.00

AND

automationdirectc0-12are-2-dMatch-

CPENameOperatorVersion
automationdirect:c0-10dd1e-d_firmwareautomationdirect c0-10dd1e-d firmwarelt3.00

CPE	Name	Operator	Version
automationdirect:c0-10dd1e-d_firmware	automationdirect c0-10dd1e-d firmware	lt	3.00

CNA Affected

[
  {
    "product": "CLICK PLC CPU Modules: C0-1x CPUs",
    "vendor": "Automation Direct",
    "versions": [
      {
        "lessThan": "3.00",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/uscert/ics/advisories/icsa-21-166-02

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

50.6%

JSON

Related for CVE-2021-32978

prion1 nvd1 cvelist1 ics1