Cyber Resilience

CVE-2025-24004

Medium

Published: 08 July 2025

Published
08 July 2025
Modified
11 July 2025
KEV Added
Patch
CVSS Score v3.1 5.2 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
EPSS Score 0.0013 31.7th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-24004 is a medium-severity Classic Buffer Overflow (CWE-120) vulnerability in Phoenixcontact Charx Sec-3000 Firmware. Its CVSS base score is 5.2 (Medium).

Operationally, ranked at the 31.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

got restarted by the watchdog.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

phoenixcontact
charx sec-3000 firmware
≤ 1.6.5
phoenixcontact
charx sec-3050 firmware
≤ 1.6.5
phoenixcontact
charx sec-3100 firmware
≤ 1.6.5
phoenixcontact
charx sec-3150 firmware
≤ 1.6.5

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References