Vulnerability · Published Dec 17, 2025 · Assigned by VulnCheck

CVE-2023-53908HiSecOS 04.0.01 Privilege Escalation via User Role Modification

High 8.8

In plain English

A high-severity privilege mismanagement in HiSecOS from Belden. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.3%top 72.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

HiSecOS 04.0.01 contains a privilege escalation vulnerability that allows authenticated users to modify their access role through XML-based NETCONF configuration. Attackers can send crafted XML payloads to the /mops_data endpoint with a specific role value to elevate their user privileges to administrative level.

Affected products (as reported)

VendorProductVersions
Belden HiSecOS 04.0.01

Weakness: CWE-269 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References