Out-of-bounds Read in Codesys Control For Beaglebone Sl
CVE-2025-41739
An unauthenticated remote attacker, who beats a race condition, can exploit a flaw in the communication servers of the CODESYS Control runtime system on Linux and QNX to trigger an out-of-bounds read via crafted socket communication, potentially causing a denial of service.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (26.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Codesys Control For Beaglebone Sl — versions 4.15.0.0
- Codesys Control For Empc-A/imx6 Sl — versions 4.15.0.0
- Codesys Control For Iot2000 Sl — versions 4.15.0.0
- Codesys Control For Linux Arm Sl — versions 4.15.0.0
- Codesys Control For Linux Sl — versions 4.15.0.0
- Codesys Control For Pfc100 Sl — versions 4.15.0.0
- Codesys Control For Pfc200 Sl — versions 4.15.0.0
- Codesys Control For Plcnext Sl — versions 4.15.0.0
- Codesys Control For Raspberry Pi Sl — versions 4.15.0.0
- Codesys Control For Wago Touch Panels 600 Sl — versions 4.15.0.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-41739?
- CVE-2025-41739 is a medium-severity vulnerability in Codesys Control For Beaglebone Sl, classified under Out-of-bounds Read. CVSS score: 5.9/10. Published 2025-12-01.
- How severe is CVE-2025-41739?
- Medium severity. CVSS v3 base score is 5.9 out of 10.