CVE-2024-39921: Fujitsu Ipcom EX2 DC 3200 Firmware

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Observable timing discrepancy issue exists in IPCOM EX2 Series V01L02NF0001 to V01L06NF0401, V01L20NF0001 to V01L20NF0401, V02L20NF0001 to V02L21NF0301, and IPCOM VE2 Series V01L04NF0001 to V01L06NF0112. If this vulnerability is exploited, some of the encrypted communication may be decrypted by an attacker who can obtain the contents of the communication.

Affected products

  • Fujitsu Ipcom EX2 DC 3200 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 DC 3500 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 In 3200 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 In 3500 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 Lb 3200 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 Lb 3500 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 Sc 3200 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom EX2 Sc 3500 Firmware: from v01l02nf0001, up to and including v01l06nf0401; from v01l20nf0001, up to and including v01l20nf0401; from v02l20nf0001, up to and including v02l21nf0301
  • Fujitsu Ipcom VE2 Ls 100 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls 200 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls 220 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls PLUS2 200 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls PLUS2 220 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls Plus 100 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls Plus 200 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Ls Plus 220 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Sc Plus 100 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Sc Plus 200 Firmware: from v01l04nf0001, up to and including v01l06nf0112
  • Fujitsu Ipcom VE2 Sc Plus 220 Firmware: from v01l04nf0001, up to and including v01l06nf0112

Published 2024-09-04. Last modified 2026-06-17.