What’s Vulnerable › Vulnerabilities

CVE-2020-11645: GateManager Denial of Service Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-15 · updated 2026-06-17
• Weakness: CWE-400

Description

A denial of service vulnerability in B&R GateManager 4260 and 9250 versions <9.0.20262 and GateManager 8250 versions <9.2.620236042 allows authenticated users to limit availability of GateManager instances.

Affected products

• Br-Automation Gatemanager 4260 Firmware: before 9.0.20262 — fixed in 9.0.20262
• Br-Automation Gatemanager 8250 Firmware: before 9.2.620236042 — fixed in 9.2.620236042
• Br-Automation Gatemanager 9250 Firmware: before 9.0.20262 — fixed in 9.0.20262

How to fix

Upgrade to a fixed version: Br-Automation Gatemanager 4260 Firmware 9.0.20262; Br-Automation Gatemanager 8250 Firmware 9.2.620236042; Br-Automation Gatemanager 9250 Firmware 9.0.20262. Check the vendor advisory for mitigations.

References

• https://us-cert.cisa.gov/ics/advisories/icsa-20-273-03
• https://www.br-automation.com/downloads_br_productcatalogue/assets/1600003183751-de-original-1.0.pdf
• https://us-cert.cisa.gov/ics/advisories/icsa-20-273-03
• https://www.br-automation.com/downloads_br_productcatalogue/assets/1600003183751-de-original-1.0.pdf

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