CVSS 3.1
9.1 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NCVE-2019-20031
Critical (9.1) in nec. EPSS 1.0% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-31)
- CWE
- CWE-307
- Published
- Modified
- Record from
- the NVD, synced
Affected
- nec:um4730_firmware
- nec:um8000_firmware