CVE-2019-20027

CRITICAL

NEC SV8100/SV9100/SL1100/SL2100 Firmware >=7.0 - Unauthenticated Authentication Bypass via Blank Credentials

Title source: llm

Description

Aspire-derived NEC PBXes, including the SV8100, SV9100, SL1100 and SL2100 with software releases 7.0 or higher contain the possibility if incorrectly configured to allow a blank username and password combination to be entered as a valid, successfully authenticating account.

References (1)

Core 1

Core References

Third Party Advisory x_refsource_misc

https://shadytel.su/files/nec_cve.txt

Scores

CVSS v3 9.8

EPSS 0.0137

EPSS Percentile 68.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-287

Status published

Products (4)

nec/sl1100_firmware 7.0

nec/sl2100_firmware 7.0

nec/sv8100_firmware 7.0

nec/sv9100_firmware 7.0

Published Jul 29, 2020

Tracked Since Feb 18, 2026