PatchSiren cyber security CVE debrief
CVE-2017-20237 Belden CVE debrief
CVE-2017-20237 is a critical authentication bypass vulnerability in Hirschmann Industrial HiVision versions prior to 06.0.07 and 07.0.03. The vulnerability allows unauthenticated remote attackers to execute arbitrary commands with administrative privileges, potentially leading to remote code execution on the underlying operating system. Security teams and administrators should prioritize patching to prevent potential attacks.
- Vendor
- Belden
- Product
- Hirschmann Industrial HiVision
- CVSS
- CRITICAL 9.3
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-04-03
- Original CVE updated
- 2026-07-21
- Advisory published
- 2026-04-03
- Advisory updated
- 2026-07-21
Who should care
Security teams, administrators responsible for Hirschmann Industrial HiVision systems, and IT management should prioritize patching this vulnerability to prevent potential remote code execution attacks. Vulnerability management and security teams should review and implement compensating controls for exposed systems.
Technical summary
The authentication bypass vulnerability in Hirschmann Industrial HiVision's master service allows attackers to invoke exposed interface methods, bypass authentication, and achieve remote code execution. The vulnerability is critical, with a CVSS score of 9.3, and affects versions prior to 06.0.07 and 07.0.03. Affected systems are at high risk of exploitation. Security teams should note that Hirschmann Industrial HiVision systems prior to version 06.0.07 and 07.0.03 are vulnerable, and consider compensating controls for exposed systems while remediation is scheduled and verified.
Defensive priority
High
Recommended defensive actions
- Apply patches or updates to Hirschmann Industrial HiVision systems to address the authentication bypass vulnerability.
- Implement network segmentation and isolation to limit access to vulnerable systems.
- Monitor system logs for suspicious activity and implement incident response plans.
- Review compensating controls for exposed systems while remediation is scheduled and verified.
- Check relevant monitoring, detection, and logs for exposed assets that need extra review.
- Track exceptions, retest remediated assets, and close the item only after evidence is documented.
- Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
Evidence notes
The CVE record was published on 2026-04-03T21:17:07.103Z and last modified on 2026-07-21T07:10:00.117Z. The NVD entry is currently Awaiting Analysis. The vulnerability affects Hirschmann Industrial HiVision versions prior to 06.0.07 and 07.0.03. Evidence is limited to public CVE and NVD information.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-04-03T21:17:07.103Z and has not been modified since then.