Is CVE-2012-1806 actively exploited?

No active exploitation of CVE-2012-1806 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2012-1806 be exploited remotely?

Yes. CVE-2012-1806 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2012-1806?

CVE-2012-1806 has a CVSS score of 7.5 (HIGH).

HOME VULNERABILITIESCVE-2012-1806

HIGH

CVE-2012-1806

CWE-287Published: April 13, 2012· Updated: Jun 16, 2026

7.5

CVSS v3.1

Official Description

The ECOM Ethernet module in Koyo H0-ECOM, H0-ECOM100, H2-ECOM, H2-ECOM-F, H2-ECOM100, H4-ECOM, H4-ECOM-F, and H4-ECOM100 supports a maximum password length of 8 bytes, which makes it easier for remote attackers to obtain access via a brute-force attack.

NVD Source

Technical Analysis

CVE-2012-1806 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.