8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
7.8 High
AI Score
Confidence
High
5.5 Medium
CVSS2
Access Vector
Access Complexity
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:P/A:P
0.001 Low
EPSS
Percentile
35.0%
A vulnerability has been identified in SIMATIC Process Historian 2013 and earlier (All versions), SIMATIC Process Historian 2014 (All versions < SP3 Update 6), SIMATIC Process Historian 2019 (All versions), SIMATIC Process Historian 2020 (All versions). An interface in the software that is used for critical functionalities lacks authentication, which could allow a malicious user to maliciously insert, modify or delete data.
[
{
"product": "SIMATIC Process Historian 2013 and earlier",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC Process Historian 2014",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions < SP3 Update 6"
}
]
},
{
"product": "SIMATIC Process Historian 2019",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
},
{
"product": "SIMATIC Process Historian 2020",
"vendor": "Siemens",
"versions": [
{
"status": "affected",
"version": "All versions"
}
]
}
]
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
7.8 High
AI Score
Confidence
High
5.5 Medium
CVSS2
Access Vector
Access Complexity
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:P/A:P
0.001 Low
EPSS
Percentile
35.0%