title: Authentication bypass vulnerability in MELSEC iQ-R Series / iQ-F Series EtherNet/IP Modules
description: Use of Hard-coded Password vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP allows a remote unauthenticated attacker to obtain a hard-coded password and access to the module via FTP.
problem types: CWE-259 Use of Hard-coded Password
affected:
{
defaultStatus: unaffected
product: MELSEC iQ-R Series EtherNet/IP module RJ71EIP91
vendor: Mitsubishi Electric Corporation
versions:
status: affected, version: all versions
}
{
defaultStatus: unaffected
product: MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP
vendor: Mitsubishi Electric Corporation
versions:
status: affected, version: all versions
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: NONE
baseScore: 6.2
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL