CVE-2018-7758
6.5 Medium
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.4 Medium
AI Score
Confidence
High
3.3 Low
CVSS2
Access Vector
Access Complexity
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:A/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
47.0%
A denial of service vulnerability exists in Schneider Electric’s MiCOM Px4x (P540 range excluded) with legacy Ethernet board, MiCOM P540D Range with Legacy Ethernet Board, and MiCOM Px4x Rejuvenated could lose network communication in case of TCP/IP open requests on port 20000 (DNP3oE) if an older TCI/IP session is still open with identical IP address and port number.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| schneider-electric:micom_p141_firmware | schneider-electric micom p141 firmware | eq | - |
CNA Affected
[
{
"product": "MiCOM P540D Range with Legacy Ethernet Board",
"vendor": "Schneider Electric SE",
"versions": [
{
"status": "affected",
"version": "MiCOM P540D Range with Legacy Ethernet Board, MiCOM Px4x with Legacy Ethernet Board, MiCOM Px4x Rejuvenated"
}
]
}
]Related
6.5 Medium
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
6.4 Medium
AI Score
Confidence
High
3.3 Low
CVSS2
Access Vector
Access Complexity
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:A/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
47.0%