CVE-2025-24004: phoenix contact charx sec-3000 Classic Buffer Overflow
CVSS: 5.2v3.1MediumAnalyzed
Published 08-07-2025Last modified 08-07-2025
Vulnerability summary
CVE-2025-24004 is a medium (CVSS 5.2) Classic Buffer Overflow vulnerability in phoenix contact charx sec-3000. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8.1% of scored vulnerabilities.
CVSS score
5.2/10
010
Medium · v3.1 (CVE.org)EPSS score
0.19%
0%100%
Low · +0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-07-2025PublishedVulnerability first disclosed.
- 08-07-2025Last modifiedVulnerability information updated.
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.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 5.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:LSourcesAll 2 agree
- NVDNIST5.2MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
EPSS trend
Probability
0.19%
Chance of exploitation in the next 30 days
Percentile
8%
Versus all other CVEs
30-day change
+0.03 pp
From 0.16% on 18-09-2026
18-09-202618-10-2026
EPSS score0.19%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Phoenix contact4 products
- charx sec-3000≥ 0.0.0, ≤ 1.6.5
- charx sec-3050≥ 0.0.0, ≤ 1.6.5
- charx sec-3100≥ 0.0.0, ≤ 1.6.5
- charx sec-3150≥ 0.0.0, ≤ 1.6.5
Phoenixcontact4 products
- charx_sec-3000_firmware≤ 1.6.5
- charx_sec-3050_firmware≤ 1.6.5
- charx_sec-3100_firmware≤ 1.6.5
- charx_sec-3150_firmware≤ 1.6.5
2 vendors · 8 products
References
1 links- certvde.com/de/advisories/VDE-2025-014Third Party Advisory