CVE-2022-30114: Fastweb Fastgate GPON FGA2130FWB Firmware

High severity, CVSS 7.5. EPSS: 2.4% chance of exploitation in the next 30 days.

A heap-based buffer overflow in a network service in Fastweb FASTGate MediaAccess FGA2130FWB, firmware version 18.3.n.0482_FW_230_FGA2130, and DGA4131FWB, firmware version up to 18.3.n.0462_FW_261_DGA4131, allows a remote attacker to reboot the device through a crafted HTTP request, causing DoS.

Affected products

• Fastweb Fastgate GPON FGA2130FWB Firmware: before 18.3.n.0482_fw_233_fga2130 (fixed in 18.3.n.0482_fw_233_fga2130)
• Fastweb Fastgate VDSL2 DGA4131FWB Firmware: before 18.3.n.0482_fw_264_dga4131 (fixed in 18.3.n.0482_fw_264_dga4131)

Published 2023-05-19. Last modified 2026-06-17.