description: A vulnerability has been identified in SIMATIC NET PC Software V14 (All versions), SIMATIC NET PC Software V15 (All versions), SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions), SIMATIC WinCC (All versions < V8.0), SINAUT Software ST7sc (All versions). Before SIMATIC WinCC V8, legacy OPC services (OPC DA (Data Access), OPC HDA (Historical Data Access), and OPC AE (Alarms & Events)) were used per default. These
services were designed on top of the Windows ActiveX and DCOM mechanisms and do not implement state-of-the-art security mechanisms for authentication and encryption of contents.
problem types: CWE-477: Use of Obsolete Function
affected:
{
vendor: Siemens
product: SIMATIC NET PC Software V14
versions:
version: All versions, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SIMATIC NET PC Software V15
versions:
version: All versions, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SIMATIC PCS 7 V8.2
versions:
version: All versions, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SIMATIC PCS 7 V9.0
versions:
version: All versions, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SIMATIC PCS 7 V9.1
versions:
version: All versions, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SIMATIC WinCC
versions:
version: All versions < V8.0, status: affected
defaultStatus: unknown
}
{
vendor: Siemens
product: SINAUT Software ST7sc
versions:
version: All versions, status: affected
defaultStatus: unknown
}
metrics:
cvssV3_1: [
version: 3.1
vectorString: CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
baseScore: 3.9
baseSeverity: LOW
]