How severe is CVE-2024-52504?

CVE-2024-52504 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-52504 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-52504?

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

Does CVE-2024-52504 have an EU (EUVD) identifier?

Yes. CVE-2024-52504 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54863.

When was CVE-2024-52504 published?

CVE-2024-52504 was published on 2025-08-12 and last updated on 2026-06-17.

CVE-2024-52504

CVE-2024-52504 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-754.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-54863
Weakness: CWE-754
Published: 2025-08-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SIPROTEC 4 6MD61 (All versions), SIPROTEC 4 6MD63 (All versions), SIPROTEC 4 6MD66 (All versions), SIPROTEC 4 6MD665 (All versions), SIPROTEC 4 7SA522 (All versions), SIPROTEC 4 7SA6 (All versions < V4.78), SIPROTEC 4 7SD5 (All versions < V4.78), SIPROTEC 4 7SD610 (All versions < V4.78), SIPROTEC 4 7SJ61 (All versions), SIPROTEC 4 7SJ62 (All versions), SIPROTEC 4 7SJ63 (All versions), SIPROTEC 4 7SJ64 (All versions), SIPROTEC 4 7SJ66 (All versions), SIPROTEC 4 7SS52 (All versions), SIPROTEC 4 7ST6 (All versions), SIPROTEC 4 7UM61 (All versions), SIPROTEC 4 7UM62 (All versions), SIPROTEC 4 7UT612 (All versions), SIPROTEC 4 7UT613 (All versions), SIPROTEC 4 7UT63 (All versions), SIPROTEC 4 7VE6 (All versions), SIPROTEC 4 7VK61 (All versions), SIPROTEC 4 7VU683 (All versions), SIPROTEC 4 Compact 7RW80 (All versions), SIPROTEC 4 Compact 7SD80 (All versions), SIPROTEC 4 Compact 7SJ80 (All versions), SIPROTEC 4 Compact 7SJ81 (All versions), SIPROTEC 4 Compact 7SK80 (All versions), SIPROTEC 4 Compact 7SK81 (All versions). Affected devices do not properly handle interrupted operations of file transfer. This could allow an unauthenticated remote attacker to cause a denial of service condition. To restore normal operations, the devices need to be restarted.

Frequently asked questions

What is CVE-2024-52504?: A vulnerability has been identified in SIPROTEC 4 6MD61 (All versions), SIPROTEC 4 6MD63 (All versions), SIPROTEC 4 6MD66 (All versions), SIPROTEC 4 6MD665 (All versions), SIPROTEC 4 7SA522 (All versions), SIPROTEC 4 7SA6 (All versions < V4.78), SIPROTEC 4 7SD5 (All versions < V4.78), SIPROTEC 4 7SD610 (All versions < V4.78), SIPROTEC 4 7SJ61 (All versions), SIPROTEC 4 7SJ62 (All versions), SIPROTEC 4 7SJ63 (All versions), SIPROTEC 4 7SJ64 (All versions), SIPROTEC 4 7SJ66 (All versions), SIPROTEC 4 7SS52 (All versions), SIPROTEC 4 7ST6 (All versions), SIPROTEC 4 7UM61 (All versions), SIPROTEC 4 7UM62 (All versions), SIPROTEC 4 7UT612 (All versions), SIPROTEC 4 7UT613 (All versions), SIPROTEC 4 7UT63 (All versions), SIPROTEC 4 7VE6 (All versions), SIPROTEC 4 7VK61 (All versions), SIPROTEC 4 7VU683 (All versions), SIPROTEC 4 Compact 7RW80 (All versions), SIPROTEC 4 Compact 7SD80 (All versions), SIPROTEC 4 Compact 7SJ80 (All versions), SIPROTEC 4 Compact 7SJ81 (All versions), SIPROTEC 4 Compact 7SK80 (All versions), SIPROTEC 4 Compact 7SK81 (All versions). Affected devices do not properly handle interrupted operations of file transfer. This could allow an unauthenticated remote attacker to cause a denial of service condition. To restore normal operations, the devices need to be restarted.
How severe is CVE-2024-52504?: CVE-2024-52504 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-52504 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-52504?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-52504 have an EU (EUVD) identifier?: Yes. CVE-2024-52504 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54863.
When was CVE-2024-52504 published?: CVE-2024-52504 was published on 2025-08-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-400089.html

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