CVE-2019-5986: Ntt-East Pr-400ki Firmware

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in Hikari Denwa router/Home GateWay (Hikari Denwa router/Home GateWay provided by NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION PR-S300NE/RT-S300NE/RV-S340NE firmware version Ver. 19.41 and earlier, PR-S300HI/RT-S300HI/RV-S340HI firmware version Ver.19.01.0005 and earlier, PR-S300SE/RT-S300SE/RV-S340SE firmware version Ver.19.40 and earlier, PR-400NE/RT-400NE/RV-440NE firmware version Ver.7.42 and earlier, PR-400KI/RT-400KI/RV-440KI firmware version Ver.07.00.1010 and earlier, PR-400MI/RT-400MI/RV-440MI firmware version Ver. 07.00.1012 and earlier, PR-500KI/RT-500KI firmware version Ver.01.00.0090 and earlier, RS-500KI firmware version Ver.01.00.0070 and earlier, PR-500MI/RT-500MI firmware version Ver.01.01.0014 and earlier, and RS-500MI firmware version Ver.03.01.0019 and earlier, and Hikari Denwa router/Home GateWay provided by NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION PR-S300NE/RT-S300NE/RV-S340NE firmware version Ver. 19.41 and earlier, PR-S300HI/RT-S300HI/RV-S340HI firmware version Ver.19.01.0005 and earlier, PR-S300SE/RT-S300SE/RV-S340SE firmware version Ver.19.40 and earlier, PR-400NE/RT-400NE/RV-440NE firmware version Ver.7.42 and earlier, PR-400KI/RT-400KI/RV-440KI firmware version Ver.07.00.1010 and earlier, PR-400MI/RT-400MI/RV-440MI firmware version Ver. 07.00.1012 and earlier, PR-500KI/RT-500KI firmware version Ver.01.00.0090 and earlier, and PR-500MI/RT-500MI firmware version Ver.01.01.0011 and earlier) allow remote attackers to hijack the authentication of administrators via unspecified vectors.

Affected products

  • Ntt-East Pr-400ki Firmware: up to and including 07.00.1010
  • Ntt-East Pr-400mi Firmware: up to and including 07.00.1012
  • Ntt-East Pr-400ne Firmware: up to and including 7.42
  • Ntt-East Pr-500ki Firmware: up to and including 01.00.0090
  • Ntt-East Pr-500mi Firmware: up to and including 01.01.0014
  • Ntt-East Pr-s300hi Firmware: up to and including 19.01.0005
  • Ntt-East Pr-s300ne Firmware: up to and including 19.41
  • Ntt-East Pr-s300se Firmware: up to and including 19.40
  • Ntt-East RS-500ki Firmware: up to and including 01.00.0070
  • Ntt-East RS-500mi Firmware: up to and including 03.01.0019
  • Ntt-East Rt-400ki Firmware: up to and including 07.00.1010
  • Ntt-East Rt-400mi Firmware: up to and including 07.00.1012
  • Ntt-East Rt-400ne Firmware: up to and including 7.42
  • Ntt-East Rt-500ki Firmware: up to and including 01.00.0090
  • Ntt-East Rt-500mi Firmware: up to and including 01.01.0014
  • Ntt-East Rt-s300hi Firmware: up to and including 19.01.0005
  • Ntt-East Rt-s300ne Firmware: up to and including 19.41
  • Ntt-East Rt-s300se Firmware: up to and including 19.40
  • Ntt-East RV-440ki Firmware: up to and including 07.00.1010
  • Ntt-East RV-440mi Firmware: up to and including 07.00.1012
  • Ntt-East RV-440ne Firmware: up to and including 7.42
  • Ntt-East RV-s340hi Firmware: up to and including 19.01.0005
  • Ntt-East RV-s340ne Firmware: up to and including 19.41
  • Ntt-East RV-s340se Firmware: up to and including 19.40
  • Ntt-West Pr-400ki Firmware: up to and including 07.00.1010
  • and 21 more

Published 2019-09-12. Last modified 2026-06-17.