CVE-2021-32984 is a critical privilege escalation vulnerability affecting Automation Direct CLICK PLC CPU Modules (C0-1x CPUs with firmware prior to v3.00). It allows all programming connections to receive the same unlocked privileges, enabling an unauthorized attacker to connect and read project data when the PLC is unlocked by an authorized user. With a CVSS score of 9.8 (Critical), this vulnerability is easily exploitable over the network with low attack complexity and no user interaction, leading to high impacts on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| 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.