CVE-2025-11789: Out-of-bounds read vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. The 'DownloadFile' function converts a parameter to an integer us

CVE-2025-11789 · Severity: high · CVSS 7.5 · Published 2025-12-02

Technologies: Circutor Sge-Plc50, Circutor Sge-Plc50 Firmware, Circutor Sge-Plc1000 Firmware, Circutor Sge-Plc1000. Vendors: Circutor.

Executive brief

Out-of-bounds read vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. The 'DownloadFile' function converts a parameter to an integer using 'atoi()' and then uses it as an index in the 'FilesDownload' array with '(&FilesDownload)[iVar2]'. If the parameter is too large, it will access memory beyond the limits.

Affected products

circutor sge-plc50
circutor sge-plc50_firmware
circutor sge-plc1000_firmware
circutor sge-plc1000

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