How severe is CVE-2024-35783?

CVE-2024-35783 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-35783 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-35783?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-35783 have an EU (EUVD) identifier?

Yes. CVE-2024-35783 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35556.

When was CVE-2024-35783 published?

CVE-2024-35783 was published on 2024-09-10 and last updated on 2026-06-17.

CVE-2024-35783

CVE-2024-35783 is a critical-severity vulnerability with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-250.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v4: 9.4
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-35556
Weakness: CWE-250
Published: 2024-09-10
Last modified: 2026-06-17

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.

Frequently asked questions

What is 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 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.
How severe is CVE-2024-35783?: CVE-2024-35783 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-35783 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-35783?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-35783 have an EU (EUVD) identifier?: Yes. CVE-2024-35783 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35556.
When was CVE-2024-35783 published?: CVE-2024-35783 was published on 2024-09-10 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-629254.html

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