4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
6.1 Medium
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
57.8%
A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions), SIMATIC S7-410 V8 CPU family (All versions), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants) (All versions). An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices.
CPE | Name | Operator | Version |
---|---|---|---|
siemens:simatic_s7-300_cpu_firmware | siemens simatic s7-300 cpu firmware | eq | - |
[
{
"product": "SIMATIC S7-300 CPU family",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants)",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants)",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-400 V6 and earlier CPU family",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-400 V7 CPU family",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-410 V8 CPU family",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants)",
"vendor": "Siemens AG",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
}
]
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
6.1 Medium
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
57.8%