Privilege escalation in Belden Hisecos
CVE-2023-53908
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.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (26.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Belden Hisecos — versions 04.0.01
Weakness classification (CWE)
References
- ExploitDB-51537 (exploit)
- Official Product Webpage (product)
- VulnCheck Advisory: HiSecOS 04.0.01 Privilege Escalation via User Role Modification (third-party-advisory)
Frequently asked questions
- What is CVE-2023-53908?
- CVE-2023-53908 is a high-severity vulnerability in Belden Hisecos, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2025-12-17.
- How severe is CVE-2023-53908?
- High severity. CVSS v3 base score is 8.8 out of 10.