CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
69.5%
Cleartext Transmission of Sensitive InformationCleartext transmission of sensitive information vulnerability in MELSEC iQ-R series Safety CPU R08/16/32/120SFCPU firmware versions “26” and prior and MELSEC iQ-R series SIL2 Process CPU R08/16/32/120PSFCPU firmware versions “11” and prior allows a remote unauthenticated attacker to login to a target CPU module by obtaining credentials other than password.
[
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R Series Safety CPU R08SFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"26\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R series Safety CPU R16SFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"26\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R series Safety CPU R32SFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"26\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R series Safety CPU R120SFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"26\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R Series SIL2 Process CPU R08PSFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"11\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R series SIL2 Process CPU R16PSFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"11\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R series SIL2 Process CPU R32PSFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"11\" and prior"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MELSEC iQ-R series SIL2 Process CPU R120PSFCPU",
"vendor": "Mitsubishi Electric Corporation",
"versions": [
{
"status": "affected",
"version": "Firmware versions \"11\" and prior"
}
]
}
]
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
69.5%