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CVE-2026-8047

Out-of-bounds Write in CODESYS Control PUBLISHED

Description (CNA)

The affected products perform improper length checking when parsing incoming HTTP requests, resulting in a size-limited out-of-bounds write. An unauthenticated remote attacker can exploit this flaw to cause a denial of service via a system crash on the affected device.

Affected (CNA)

Vendor / productVersions
CODESYS / CODESYS Control RTE (SL)affected 3.5.21.0 before 3.5.22.20
CODESYS / CODESYS Control RTE (for Beckhoff CX) SLaffected 3.5.21.0 before 3.5.22.20
CODESYS / CODESYS Control Win (SL)affected 3.5.21.0 before 3.5.22.20
CODESYS / CODESYS HMI (SL)affected 3.5.21.0 before 3.5.22.20
CODESYS / CODESYS Runtime Toolkitaffected 3.5.21.0 before 3.5.22.20
CODESYS / CODESYS Control for BeagleBone SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for emPC-A/iMX6 SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for IOT2000 SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for Linux ARM SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for Linux SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for PFC100 SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for PFC200 SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for PLCnext SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for Raspberry Pi SLaffected 4.15.0.0 before 4.21.0.0
CODESYS / CODESYS Control for WAGO Touch Panels 600 SLaffected 0.0.0 before 4.21.0.0
CODESYS / CODESYS Virtual Control SLaffected 4.15.0.0 before 4.21.0.0

CWE

CWE-1284

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.