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Um8000 Firmware

um8000_firmware

Vendor: Nec • 2 CVEs

CVEs (2)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Nec
2Um4730 Firmware
Um8000 Firmware
Jun 17, 2026
Jul 29, 2020
N/A· v4
9.1 CRITICAL· v3
6.4 MEDIUM· v2
NEC UM8000, UM4730 and prior non-InMail voicemail systems with all known software versions may permit an infinite number of login attempts in the telephone user interface (TUI), effectively allowing brute force attacks.
1Nec
1Um8000 Firmware
Jun 17, 2026
Jul 29, 2020
N/A· v4
7.8 HIGH· v3
4.6 MEDIUM· v2
An attacker with knowledge of the modem access number on a NEC UM8000 voicemail system may use SSH tunneling or standard Linux utilities to gain access to the system's LAN port. All versions are affected.