CVE-2023-50821

MEDIUM

SIMATIC PCS 7 <V9.1 SP2 UC04, WinCC Runtime Pro <V17 Update 8, V18 ...

Title source: llm
STIX 2.1

Description

A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 1), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly validate the input provided in the login dialog box. An attacker could leverage this vulnerability to cause a persistent denial of service condition.

References (1)

Core 1

Scores

CVSS v3 6.2
EPSS 0.0005
EPSS Percentile 15.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-120
Status published
Products (6)
Siemens/SIMATIC PCS 7 V9.1 < V9.1 SP2 UC04
Siemens/SIMATIC WinCC Runtime Professional V17 < V17 Update 8
Siemens/SIMATIC WinCC Runtime Professional V18 < V18 Update 4
Siemens/SIMATIC WinCC Runtime Professional V19 < V19 Update 1
Siemens/SIMATIC WinCC V7.5 < V7.5 SP2 Update 16
Siemens/SIMATIC WinCC V8.0 < V8.0 Update 5
Published Apr 09, 2024
Tracked Since Feb 18, 2026