CVE-2012-6439 describes a Denial of Service (DoS) vulnerability affecting various Rockwell Automation EtherNet/IP products, including communication modules and controllers. An attacker can trigger this DoS by sending specially crafted CIP messages to specific ports (2222/TCP/UDP, 44818/TCP/UDP), leading to a loss of availability and disruption of communication. With a CVSS score of 8.5, this vulnerability is considered high severity due to its network-based attack vector, low attack complexity, and high impact on availability. There is no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is there evidence of active exploitation or significant 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:P/A:C
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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.