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Vulnerabilities

Vulnerability · CVE-2025-40742

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 < V11.0), SI

Published Jul 8, 2025 · catalog updated May 12, 2026 · Siemens SIPROTEC 5 7SL82 (CP150)

Check this week

CVE-2025-40742 is not in CISA KEV. FIRST estimates a 32.00% chance of exploitation in the next 30 days. Check whether you run Siemens SIPROTEC 5 7SL82 (CP150).

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
32.00%
Remediation
Version ranges on file
Affected products
vendor Siemens SIPROTEC 5 7SL82 (CP150) 0 <V11.0

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 < V11.0), SIPROTEC 5 6MD86 (CP200) (All versions), SIPROTEC 5 6MD86 (CP300) (All versions < V11.0), SIPROTEC 5 6MD89 (CP300) (All versions < V11.0), SIPROTEC 5 6MD89 (CP300) V9.6x (All versions < V11.0), SIPROTEC 5 6MU85 (CP300) (All versions < V11.0), SIPROTEC 5 7KE85 (CP200) (All versions), SIPROTEC 5 7KE85 (CP300) (All versions < V11.0), SIPROTEC 5 7SA82 (CP100) (All versions), SIPROTEC 5 7SA82 (CP150) (All versions < V11.0),

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Siemens SIPROTEC 5 7SL82 (CP150) 0 <V11.00 <V11.0

How to fix CVE-2025-40742

  • Recommended remediation

    Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-40742 is not in CISA KEV. FIRST estimates a 32.00% chance of exploitation in the next 30 days. Check whether you run Siemens SIPROTEC 5 7SL82 (CP150).

Which versions are affected?

Compare what you have installed with Siemens SIPROTEC 5 7SL82 (CP150) 0 <V11.0 0 <V11.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 32.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 8, 2025 · EUVD

    Detected

    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 < V11.0), SIPROTEC 5 6MD86 (CP200) (All versions), SIPROTEC 5 6MD86 (CP300) (All versions < V11.0), SIPROTEC 5 6MD89 (CP300) (All versions < V11.0), SIPROTEC 5 6MD89 (CP300) V9.6x (All versions < V11.0), SIPROTEC 5 6MU85 (CP300) (Al

  2. May 12, 2026 · EUVD

    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 < V11.0), SIPROTEC 5 6MD86 (CP200) (All versions), SIPROTEC 5 6MD86 (CP300) (All versions < V11.0), SIPROTEC 5 6MD89 (CP300) (All versions < V11.0), SIPROTEC 5 6MD89 (CP300) V9.6x (All versions < V11.0), SIPROTEC 5 6MU85 (CP300) (Al

Sources

  • EUVDVulnerability recordEUVD-2025-20427

    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 < V11.0), SIPROTEC 5 6MD86 (CP200) (All versions), SIPROTEC 5 6MD86 (CP300) (All versions < V11.0), SIPROTEC 5 6

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 12, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.