CVE-2022-26991: Arris Sbr-AC1200P Firmware

Critical severity, CVSS 9.8. EPSS: 2.7% chance of exploitation in the next 30 days.

Arris routers SBR-AC1900P 1.0.7-B05, SBR-AC3200P 1.0.7-B05 and SBR-AC1200P 1.0.5-B05 were discovered to contain a command injection vulnerability in the ntp function via the TimeZone parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.

Affected products

• Arris Sbr-AC1200P Firmware: version 1.0.5-b05 only
• Arris Sbr-AC1900P Firmware: version 1.0.7-b05 only
• Arris Sbr-AC3200P Firmware: version 1.0.7-b05 only

Published 2022-03-15. Last modified 2026-06-17.