CVE-2021-32980 affects Automation Direct CLICK PLC C0-1x CPU Modules with firmware prior to v3.00, allowing unauthorized programming connections. This critical vulnerability (CVSS 9.8) enables an attacker to connect to the PLC even when another connection is active, potentially leading to full compromise of the system's confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, the high CVSS score indicates a severe risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.00CPE matchmatch criteria | cpe:2.3:o:automationdirect:c0-10dd1e-d_firmware:*:*:*:*:*:*:*:* | ||
< 3.00CPE matchmatch criteria | cpe:2.3:o:automationdirect:c0-10dd2e-d_firmware:*:*:*:*:*:*:*:* | ||
< 3.00CPE matchmatch criteria | cpe:2.3:o:automationdirect:c0-10dre-d_firmware:*:*:*:*:*:*:*:* | ||
< 3.00CPE matchmatch criteria | cpe:2.3:o:automationdirect:c0-10are-d_firmware:*:*:*:*:*:*:*:* | ||
< 3.00CPE matchmatch criteria | cpe:2.3:o:automationdirect:c0-11dd1e-d_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.