Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-32978

Severity CVSS v4.0:
Pending analysis
Type:
CWE-522 Insufficiently Protected Credentials
Publication date:
04/04/2022
Last modified:
13/04/2022

Description

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:automationdirect:c0-10dd1e-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-10dd1e-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-10dd2e-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-10dd2e-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-10dre-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-10dre-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-10are-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-10are-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-11dd1e-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-11dd1e-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-11dd2e-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-11dd2e-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-11dre-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)
cpe:2.3:h:automationdirect:c0-11dre-d:-:*:*:*:*:*:*:*
cpe:2.3:o:automationdirect:c0-11are-d_firmware:*:*:*:*:*:*:*:* 3.00 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools