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UK Cyber Defence
VulnerabilityDeferred

CVE-2024-35783

A vulnerability has been identified in SIMATIC BATCH V9.1 (All versions), SIMATIC Information Server 2020 (All versions < V2020 SP2 Update 5), SIMATIC Information Server 2022 (All versions < V2022 SP1 Update 2), SIMATIC PCS 7 V9.1 (All versions < V9.1…

CRITICAL 9.4EPSS 0.61%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been identified in SIMATIC BATCH V9.1 (All versions), SIMATIC Information Server 2020 (All versions < V2020 SP2 Update 5), SIMATIC Information Server 2022 (All versions < V2022 SP1 Update 2), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC06), SIMATIC Process Historian 2020 (All versions < V2020 SP2 Update 5), SIMATIC Process Historian 2022 (All versions < V2022 SP1 Update 2), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 5), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 3), SIMATIC WinCC V7.4 (All versions), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 18), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products run their DB server with elevated privileges which could allow an authenticated attacker to execute arbitrary OS commands with administrative privileges.

CVSS 4.0
9.4 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.61% probability · 49th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-250
Source
productcert@siemens.com
EPSS trend
0%3%5%26 October 2026: 0.61%26 October 202626 October 2026

EPSS 0.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.