CVE-2012-6438 describes a buffer overflow vulnerability in various Rockwell Automation EtherNet/IP products, including ControlLogix, CompactLogix, and MicroLogix controllers. An unauthenticated attacker can exploit this by sending a malformed CIP packet to specific TCP/UDP ports (2222 or 44818), causing the device's NIC to crash and resulting in a denial of service. With a CVSS score of 7.8 (High), this vulnerability poses a significant risk to availability, though it lacks public exploit code, active exploitation, or notable community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 20CPE matchmatch criteria | cpe:2.3:a:rockwellautomation:controllogix_controllers:*:*:*:*:*:*:*:* | ||
<= 20CPE matchmatch criteria | cpe:2.3:a:rockwellautomation:guardlogix_controllers:*:*:*:*:*:*:*:* | ||
<= 1100CPE matchmatch criteria | cpe:2.3:a:rockwellautomation:micrologix:*:*:*:*:*:*:*:* | ||
<= 1400CPE matchmatch criteria | cpe:2.3:a:rockwellautomation:micrologix:*:*:*:*:*:*:*:* | ||
<= 19CPE matchmatch criteria | cpe:2.3:a:rockwellautomation:softlogix_controllers:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.