Auth bypass in Belden Hirschmann Industrial Hivision
CVE-2017-20238
Hirschmann Industrial HiVision versions 06.0.00 and 07.0.00 prior to 06.0.06 and 07.0.01 contains an improper authorization vulnerability that allows read-only users to gain write access to managed devices by bypassing access control mechanisms. Attackers can exploit alternative interfaces such as the web interface or SNMP browser to modify device configurations despite having restricted permissions.
EPSS: 0.002 (14.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.
Affected products
- Belden Hirschmann Industrial Hivision — versions 07.01, 07.0.01, 06.0.06
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com
Frequently asked questions
- What is CVE-2017-20238?
- CVE-2017-20238 is a high-severity vulnerability in Belden Hirschmann Industrial Hivision, classified under Improper Authorization. CVSS score: 7.1/10. Published 2026-04-03.
- How severe is CVE-2017-20238?
- High severity. CVSS v3 base score is 7.1 out of 10.