CVE-2022-39070: ZTE ZXA10 c300m Firmware

Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days.

There is an access control vulnerability in some ZTE PON OLT products. Due to improper access control settings, remote attackers could use the vulnerability to log in to the device and execute any operation.

Affected products

• ZTE ZXA10 c300m Firmware: from 2.1.0, before 2.1.0xgp002.4 (fixed in 2.1.0xgp002.4)
• ZTE ZXA10 c350m Firmware: from 2.1.0, before 2.1.0xgp002.4 (fixed in 2.1.0xgp002.4)

Published 2022-11-22. Last modified 2026-06-17.