How severe is CVE-2025-24004?

CVE-2025-24004 has a CVSS 3.x base score of 5.2, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.

Is CVE-2025-24004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-24004?

CVE-2025-24004 primarily affects Phoenixcontact Charx Sec-3000 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-24004?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-24004 have an EU (EUVD) identifier?

Yes. CVE-2025-24004 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20407.

When was CVE-2025-24004 published?

CVE-2025-24004 was published on 2025-07-08 and last updated on 2026-06-17.

CVE-2025-24004

CVE-2025-24004 is a medium-severity vulnerability in Phoenixcontact Charx Sec-3000 Firmware with a CVSS 3.x base score of 5.2. 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-120.

Key facts

Severity: Medium (CVSS 3.x base score 5.2)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20407
Weakness: CWE-120
Affected product: Phoenixcontact Charx Sec-3000 Firmware
Published: 2025-07-08
Last modified: 2026-06-17

Description

A physical attacker with access to the device display via USB-C can send a message to the device which triggers an unsecure copy to a buffer resulting in loss of integrity and a temporary denial-of-service for the stations until they got restarted by the watchdog.

Frequently asked questions

What is CVE-2025-24004?: A physical attacker with access to the device display via USB-C can send a message to the device which triggers an unsecure copy to a buffer resulting in loss of integrity and a temporary denial-of-service for the stations until they got restarted by the watchdog.
How severe is CVE-2025-24004?: CVE-2025-24004 has a CVSS 3.x base score of 5.2, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.
Is CVE-2025-24004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-24004?: CVE-2025-24004 primarily affects Phoenixcontact Charx Sec-3000 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-24004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-24004 have an EU (EUVD) identifier?: Yes. CVE-2025-24004 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20407.
When was CVE-2025-24004 published?: CVE-2025-24004 was published on 2025-07-08 and last updated on 2026-06-17.

References

https://certvde.com/de/advisories/VDE-2025-014

Affected products (4)

cpe:2.3:o:phoenixcontact:charx_sec-3000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:charx_sec-3050_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:charx_sec-3100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:charx_sec-3150_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Phoenixcontact Charx Sec-3000 Firmware

CVE-2025-25270 — Critical (CVSS 9.8): An unauthenticated remote attacker can alter the device configuration in a way to get remote code execution as root…
CVE-2024-25995 — Critical (CVSS 9.8): An unauthenticated remote attacker can modify configurations to perform a remote code execution, gain root rights or…
CVE-2025-25271 — High (CVSS 8.8): An unauthenticated adjacent attacker is able to configure a new OCPP backend, due to insecure defaults for the…
CVE-2025-25268 — High (CVSS 8.8): An unauthenticated adjacent attacker can modify configuration by sending specific requests to an API-endpoint resulting…
CVE-2024-26288 — High (CVSS 8.7): An unauthenticated remote attacker can influence the communication due to the lack of encryption of sensitive data via…
CVE-2024-6788 — High (CVSS 8.6): A remote unauthenticated attacker can use the firmware update feature on the LAN interface of the device to reset the…

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