CVE-2021-32984
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductAutomationdirect C0-10dd1e-d Firmware
PublishedApr 4, 2022
First seenApr 4, 2022
Weakness typeCWE-288CWE-288
How to fix
Update
- automationdirect c0-10dd1e-d_firmware3.00 or later
- automationdirect c0-10dd2e-d_firmware3.00 or later
- automationdirect c0-10dre-d_firmware3.00 or later
- automationdirect c0-10are-d_firmware3.00 or later
- automationdirect c0-11dd1e-d_firmware3.00 or later
- automationdirect c0-11dd2e-d_firmware3.00 or later
- automationdirect c0-11dre-d_firmware3.00 or later
- automationdirect c0-11are-d_firmware3.00 or later
- automationdirect c0-12dd1e-d_firmware3.00 or later
- automationdirect c0-12dd2e-d_firmware3.00 or later
- automationdirect c0-12dre-d_firmware3.00 or later
- automationdirect c0-12are-d_firmware3.00 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| automationdirect c0-10dd1e-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-10dd2e-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-10dre-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-10are-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-11dd1e-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-11dd2e-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-11dre-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-11are-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dd1e-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dd2e-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dre-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12are-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dd1e-1-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dd2e-1-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dre-1-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12are-1-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dd1e-2-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dd2e-2-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12dre-2-d_firmware | v < 3.00 | 3.00 |
| automationdirect c0-12are-2-d_firmware | v < 3.00 | 3.00 |
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