CVE-2022-25215: Phicomm k2 Firmware

Medium severity, CVSS 5.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Improper access control on the LocalMACConfig.asp interface allows an unauthenticated remote attacker to add (or remove) client MAC addresses to (or from) a list of banned hosts. Clients with those MAC addresses are then prevented from accessing either the WAN or the router itself.

Affected products

• Phicomm k2 Firmware: up to and including 22.5.9.163
• Phicomm k2g Firmware: up to and including 22.6.3.20
• Phicomm k2p Firmware: up to and including 20.4.1.7
• Phicomm k3 Firmware: up to and including 21.5.37.246
• Phicomm k3c Firmware: up to and including 32.1.15.93

Published 2022-03-10. Last modified 2026-06-17.