CVE-2024-26001: phoenix contact charx sec-3000 Out-of-bounds Write
CVSS: 9.8v3.1CriticalModified
Published 12-03-2024Last modified 24-01-2025
Vulnerability summary
CVE-2024-26001 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in phoenix contact charx sec-3000. EPSS estimates a 0.87% chance of exploitation in the next 30 days, higher than 58.1% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.87%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-03-2024PublishedVulnerability first disclosed.
- 24-01-2025Last modifiedVulnerability information updated.
Description
An unauthenticated remote attacker can write memory out of bounds due to improper input validation in the MQTT stack. The brute force attack is not always successful because of memory randomization.
CVSS metrics
2 scores · 2 sources · 1 versionCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.4–9.8
- CVE.orgCNA7.4HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:HDiffers
EPSS trend
Probability
0.87%
Chance of exploitation in the next 30 days
Percentile
58%
Versus all other CVEs
30-day change
0.00 pp
From 0.87% on 19-09-2026
19-09-202619-10-2026
EPSS score0.87%
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≤ 1.5.0
- charx sec-3050≤ 1.5.0
- charx sec-3100≤ 1.5.0
- charx sec-3150≤ 1.5.0
Phoenixcontact4 products
- charx_sec-3000_firmware< 1.5.1
- charx_sec-3050_firmware< 1.5.1
- charx_sec-3100_firmware< 1.5.1
- charx_sec-3150_firmware< 1.5.1
2 vendors · 8 products
References
1 links- cert.vde.com/en/advisories/VDE-2024-011Third Party Advisory