CVE-2018-20397

CRITICAL

Mplustec Cbc383z Firmware - Insufficiently Protected Credentials

Title source: rule

Description

mplus CBC383Z CBC383Z_mplus_MDr026 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

References (2)

[Third Party Advisory] https://github.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csv

View Writeup ZIP pw:eip

[Exploit, Third Party Advisory] https://misteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.html

Scores

CVSS v3 9.8

EPSS 0.0064

EPSS Percentile 70.4%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-522

Status published

Affected Products (1)

mplustec/cbc383z_firmware

Timeline

Published Dec 23, 2018

Tracked Since Feb 18, 2026