CVE-2024-54017: Medium severity Siemens SIPROTEC 5 6MD84 (CP300) vulnerability

Published May 12, 2026
·
Updated

A vulnerability has been identified in SIPROTEC 5 6MD84 (CP300) (All versions < V11.0), SIPROTEC 5 6MD85 (CP200) (All versions), SIPROTEC 5 6MD85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 6MD86 (CP200) (All versions), SIPROTEC 5 6MD86 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 6MD89 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 6MU85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7KE85 (CP200) (All versions), SIPROTEC 5 7KE85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SA82 (CP100) (All versions >= V7.80), SIPROTEC 5 7SA82 (CP150) (All versions < V11.0), SIPROTEC 5 7SA84 (CP200) (All versions), SIPROTEC 5 7SA86 (CP200) (All versions), SIPROTEC 5 7SA86 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SA87 (CP200) (All versions), SIPROTEC 5 7SA87 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SD82 (CP100) (All versions >= V7.80), SIPROTEC 5 7SD82 (CP150) (All versions < V11.0), SIPROTEC 5 7SD84 (CP200) (All versions), SIPROTEC 5 7SD86 (CP200) (All versions), SIPROTEC 5 7SD86 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SD87 (CP200) (All versions), SIPROTEC 5 7SD87 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SJ81 (CP100) (All versions >= V7.80), SIPROTEC 5 7SJ81 (CP150) (All versions < V11.0), SIPROTEC 5 7SJ82 (CP100) (All versions >= V7.80), SIPROTEC 5 7SJ82 (CP150) (All versions < V11.0), SIPROTEC 5 7SJ85 (CP200) (All versions), SIPROTEC 5 7SJ85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SJ86 (CP200) (All versions), SIPROTEC 5 7SJ86 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SK82 (CP100) (All versions >= V7.80), SIPROTEC 5 7SK82 (CP150) (All versions < V11.0), SIPROTEC 5 7SK85 (CP200) (All versions), SIPROTEC 5 7SK85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SL82 (CP100) (All versions >= V7.80), SIPROTEC 5 7SL82 (CP150) (All versions < V11.0), SIPROTEC 5 7SL86 (CP200) (All versions), SIPROTEC 5 7SL86 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SL87 (CP200) (All versions), SIPROTEC 5 7SL87 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7SS85 (CP200) (All versions), SIPROTEC 5 7SS85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7ST85 (CP200) (All versions), SIPROTEC 5 7ST85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7ST86 (CP300) (All versions < V11.0), SIPROTEC 5 7SX82 (CP150) (All versions < V11.0), SIPROTEC 5 7SX85 (CP300) (All versions < V11.0), SIPROTEC 5 7SY82 (CP150) (All versions < V11.0), SIPROTEC 5 7UM85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7UT82 (CP100) (All versions >= V7.80), SIPROTEC 5 7UT82 (CP150) (All versions < V11.0), SIPROTEC 5 7UT85 (CP200) (All versions), SIPROTEC 5 7UT85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7UT86 (CP200) (All versions), SIPROTEC 5 7UT86 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7UT87 (CP200) (All versions), SIPROTEC 5 7UT87 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7VE85 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7VK87 (CP200) (All versions), SIPROTEC 5 7VK87 (CP300) (All versions >= V7.80 < V11.0), SIPROTEC 5 7VU85 (CP300) (All versions < V11.0), SIPROTEC 5 Compact 7SX800 (CP050) (All versions < V11.0). Affected devices do not use sufficiently random values to create session identifiers. This could allow an unauthenticated remote attacker to brute force a session identifier and gain read access to limited information from the web server without authorization.

Affected Software

63 affected components
Siemens SIPROTEC 5 6MD84 (CP300)<11.0
Siemens SIPROTEC 5 6MD85 (CP200)>=undefined
Siemens SIPROTEC 5 6MD85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 6MD86 (CP200)>=undefined
Siemens SIPROTEC 5 6MD86 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 6MD89 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 6MU85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7KE85 (CP200)>=undefined
Siemens SIPROTEC 5 7KE85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SA82 (CP100)>=7.80
Siemens SIPROTEC 5 7SA82 (CP150)<11.0
Siemens SIPROTEC 5 7SA84 (CP200)>=undefined
Siemens SIPROTEC 5 7SA86 (CP200)>=undefined
Siemens SIPROTEC 5 7SA86 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SA87 (CP200)>=undefined
Siemens SIPROTEC 5 7SA87 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SD82 (CP100)>=7.80
Siemens SIPROTEC 5 7SD82 (CP150)<11.0
Siemens SIPROTEC 5 7SD84 (CP200)>=undefined
Siemens SIPROTEC 5 7SD86 (CP200)>=undefined
Siemens SIPROTEC 5 7SD86 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SD87 (CP200)>=undefined
Siemens SIPROTEC 5 7SD87 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SJ81 (CP100)>=7.80
Siemens SIPROTEC 5 7SJ81 (CP150)<11.0
Siemens SIPROTEC 5 7SJ82 (CP100)>=7.80
Siemens SIPROTEC 5 7SJ82 (CP150)<11.0
Siemens SIPROTEC 5 7SJ85 (CP200)>=undefined
Siemens SIPROTEC 5 7SJ85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SJ86 (CP200)>=undefined
Siemens SIPROTEC 5 7SJ86 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SK82 (CP100)>=7.80
Siemens SIPROTEC 5 7SK82 (CP150)<11.0
Siemens SIPROTEC 5 7SK85 (CP200)>=undefined
Siemens SIPROTEC 5 7SK85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SL82 (CP100)>=7.80
Siemens SIPROTEC 5 7SL82 (CP150)<11.0
Siemens SIPROTEC 5 7SL86 (CP200)>=undefined
Siemens SIPROTEC 5 7SL86 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SL87 (CP200)>=undefined
Siemens SIPROTEC 5 7SL87 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7SS85 (CP200)>=undefined
Siemens SIPROTEC 5 7SS85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7ST85 (CP200)>=undefined
Siemens SIPROTEC 5 7ST85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7ST86 (CP300)<11.0
Siemens SIPROTEC 5 7SX82 (CP150)<11.0
Siemens SIPROTEC 5 7SX85 (CP300)<11.0
Siemens SIPROTEC 5 7SY82 (CP150)<11.0
Siemens SIPROTEC 5 7UM85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7UT82 (CP100)>=7.80
Siemens SIPROTEC 5 7UT82 (CP150)<11.0
Siemens SIPROTEC 5 7UT85 (CP200)>=undefined
Siemens SIPROTEC 5 7UT85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7UT86 (CP200)>=undefined
Siemens SIPROTEC 5 7UT86 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7UT87 (CP200)>=undefined
Siemens SIPROTEC 5 7UT87 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7VE85 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7VK87 (CP200)>=undefined
Siemens SIPROTEC 5 7VK87 (CP300)>=7.80<11.0
Siemens SIPROTEC 5 7VU85 (CP300)<11.0
Siemens SIPROTEC 5 Compact 7SX800 (CP050)<11.0

Event History

May 12, 2026
CVE Published
via MITRE·08:20 AM
Data Sourced
via MITRE·08:20 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2024-54017?

The severity of CVE-2024-54017 is classified as critical due to its potential impact on device security.

2

How do I fix CVE-2024-54017?

To fix CVE-2024-54017, upgrade the affected Siemens SIPROTEC 5 software to version 11.0 or later.

3

Which versions of Siemens SIPROTEC 5 are affected by CVE-2024-54017?

CVE-2024-54017 affects all versions of Siemens SIPROTEC 5 6MD84, 6MD85, 6MD86, and several others prior to version 11.0.

4

What products are vulnerable under CVE-2024-54017?

Products vulnerable under CVE-2024-54017 include Siemens SIPROTEC 5 6MD84, 6MD85, 6MD86, and various models in the 7 series.

5

What impact does CVE-2024-54017 have on security?

CVE-2024-54017 can lead to unauthorized access and possible manipulation of settings, posing a serious threat to security and operations.

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