CVE-2024-44667: Shenzhen Haichangxing Technology Hcx h822 Firmware

High severity, CVSS 8.0. EPSS: 0.5% chance of exploitation in the next 30 days.

Shenzhen Haichangxing Technology Co., Ltd HCX H822 4G LTE Router M7628NNxISPxUIv2_v1.0.1557.15.35_P0 is vulnerable to Incorrect Access Control. Unauthenticated factory mode reset and command injection leads to information exposure and root shell access.

Affected products

• Shenzhen Haichangxing Technology Hcx h822 Firmware: version M7628NNxISPxUIv2_v1.0.1557.15.35_P0 only

Published 2024-09-10. Last modified 2026-07-05.