CVE-2024-30321

MEDIUM

5.9

CVSS Score

Published: July 9, 2024 at 12:04 PM UTC

Updated: June 17, 2026 at 07:26 AM UTC

3 products affected across 1 vendorSIMATIC PCS 7SIMATIC WinCCSIMATIC WinCC Runtime Professional

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Severity

MEDIUM5.9

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

Description

A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 5), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 23), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 17), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly handle certain requests to their web application, which may lead to the leak of privileged information. This could allow an unauthenticated remote attacker to retrieve information such as users and passwords.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

SIMATIC PCS 7 · Siemens

60%

v < V9.1 SP2 UC059.1 ≤ v < 109.1

Affected range stops below 10, so it looks safe — our inference, not a vendor statement

Affected range stops below V9.1 SP2 UC05, so it looks safe — our inference, not a vendor statement

SIMATIC WinCC · Siemens

60%

v < V7.4 SP1 Update 23v < V7.5 SP2 Update 17v < V8.0 Update 57.4 ≤ v < 7.4_sp1_update_237.5 ≤ v < 7.5_sp2_update_178.0 ≤ v < 8.0_update_57.4 7.5 8.0

Affected range stops below 7.4_sp1_update_23, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.5_sp2_update_17, so it looks safe — our inference, not a vendor statement

Affected range stops below 8.0_update_5, so it looks safe — our inference, not a vendor statement

Affected range stops below V7.4 SP1 Update 23, so it looks safe — our inference, not a vendor statement

Affected range stops below V7.5 SP2 Update 17, so it looks safe — our inference, not a vendor statement

Affected range stops below V8.0 Update 5, so it looks safe — our inference, not a vendor statement

SIMATIC WinCC Runtime Professional · Siemens

60%

v < V18 Update 5v < V19 Update 218 ≤ v < 1919 ≤ v < 19_update_218 19

Affected range stops below 19, so it looks safe — our inference, not a vendor statement

Affected range stops below 19_update_2, so it looks safe — our inference, not a vendor statement

Affected range stops below V18 Update 5, so it looks safe — our inference, not a vendor statement

Affected range stops below V19 Update 2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]

https://cert-portal.siemens.com/productcert/html/ssa-883918.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.9MEDIUMsiemens

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-359

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