CVE-2016-1299: Cisco 300 Series Managed Switch Firmware

Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days.

The web-management GUI implementation on Cisco Small Business SG300 devices 1.4.1.x allows remote attackers to cause a denial of service (HTTPS outage) via crafted HTTPS requests, aka Bug ID CSCuw87174.

Affected products

• Cisco 300 Series Managed Switch Firmware: version 1.4.1 only

Published 2016-01-27. Last modified 2026-06-17.