CVE-2020-9086: Huawei b612 Firmware

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

There is a buffer error vulnerability in some Huawei product. An unauthenticated attacker may send special UPNP message to the affected products. Due to insufficient input validation of some value, successful exploit may cause some service abnormal. (Vulnerability ID: HWPSIRT-2017-08234) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9086.

Affected products

• Huawei b612 Firmware: version b612s-25dtcpu-v100r001b192d03sp00c234 only; version b612s-25dtcpu-v100r001b192d03sp00c287 only; version b612s-25dtcpu-v100r001b192d05sp00c00 only

Published 2024-12-27. Last modified 2026-06-17.