CVE-2025-49599: Huawei EG8141A5

Medium severity, CVSS 4.1. EPSS: 0.1% chance of exploitation in the next 30 days.

Huawei EG8141A5 devices through V5R019C00S100, EG8145V5 devices through V5R019C00S100, and EG8145V5-V2 devices through V5R021C00S184 allow the Epuser account to disable ONT firewall functionality, e.g., to remove the default blocking of the SSH and TELNET TCP ports, aka HWNO-56Q3.

Affected products

• Huawei EG8141A5: up to and including V5R019C00S100
• Huawei EG8145V5: up to and including V5R019C00S100
• Huawei EG8145V5-v2: up to and including V5R021C00S184

Published 2025-06-06. Last modified 2026-06-17.