What’s Vulnerable › Vulnerabilities

CVE-2017-20238: Hirschmann Industrial HiVision Improper Authorization Privilege Escalation

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-03 · updated 2026-07-21
• Weakness: CWE-285

Description

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.

Affected products

• Belden Hirschmann Industrial HiVision: from 06.0.00 through 06.0.05; through 07.00

References

• https://assets.belden.com/m/7cc5d59343125b25/original/Security-Bulletin-Restricted-User-Roles-Write-Access-HiVision-2017-01.pdf
• https://www.vulncheck.com/advisories/hirschmann-industrial-hivision-improper-authorization-privilege-escalation

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