CVE-2016-4500
CWE-254Published: June 1, 2016· Updated: Jun 17, 2026
Official Description
Moxa UC-7408 LX-Plus devices allow remote authenticated users to write to the firmware, and consequently render a device unusable, by leveraging root access.
Technical Analysis
CVE-2016-4500 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.8.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-254)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2016-4500 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts