CVE-2012-1805 describes a critical buffer overflow vulnerability within the ECOM Ethernet module of various Koyo H0, H2, and H4 series programmable logic controllers (PLCs). This flaw allows unauthenticated remote attackers to execute arbitrary code on affected devices by sending overly long strings to unspecified parameters. With a CVSS score of 10.0, this vulnerability presents a severe risk, enabling complete compromise of the system with no user interaction required. Despite its high severity, there is no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:koyo:h0-ecom:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:koyo:h0-ecom100:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:koyo:h2-ecom:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:koyo:h2-ecom-f:*:*:*:*:*:*:*:* | ||
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:koyo:h2-ecom100:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/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.