CVE-2025-41691: CODESYS Control DoS via Unauthenticated NULL Pointer Dereference
CODESYS · Control RTE (SL)
Vendor fix available · Affected: CODESYS Control RTE (SL) · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 51% of scored CVEs
DescriptionCVE.org
An unauthenticated remote attacker may trigger a NULL pointer dereference in the affected CODESYS Control runtime systems by sending specially crafted communication requests, potentially leading to a denial-of-service (DoS) condition.
Affected products15
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- CODESYS · Control RTE (SL)from 3.5.21.10 before 3.5.21.20
- CODESYS · Control RTE (for Beckhoff CX) SLfrom 3.5.21.10 before 3.5.21.20
- CODESYS · Control Win (SL)from 3.5.21.10 before 3.5.21.20
- CODESYS · HMI (SL)from 3.5.21.10 before 3.5.21.20
- CODESYS · Control for BeagleBone SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for emPC-A/iMX6 SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for IOT2000 SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for Linux ARM SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for Linux SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for PFC100 SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for PFC200 SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for PLCnext SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for Raspberry Pi SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Control for WAGO Touch Panels 600 SLfrom 4.16.0.0 before 4.17.0.0
- CODESYS · Virtual Control SLfrom 4.16.0.0 before 4.17.0.0
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- CODESYS
- Published
- August 2025
CoverageNo articles yet
No CyberSIXT article names CVE-2025-41691 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.