CVE-2016-8796: Huawei USG9520 Firmware

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

Huawei USG9520 V300R001C01, USG9560 V300R001C01, and USG9580 V300R001C01 allow unauthenticated attackers to send abnormal DHCP request packets to the affected products to trigger a DoS condition.

Affected products

• Huawei USG9520 Firmware: version v300r001c01 only
• Huawei USG9560 Firmware: version v300r001c01 only
• Huawei USG9580 Firmware: version v300r001c01 only

Published 2017-04-02. Last modified 2026-06-17.