CVE-2025-11778

CRITICAL

Circutor Sge-plc1000 Firmware - Heap Buffer Overflow

Title source: rule

Description

Stack-based buffer overflow in Circutor SGE-PLC1000/SGE-PLC50 v0.9.2. This vulnerability allows an attacker to remotely exploit memory corruption through the 'read_packet()' function of the TACACSPLUS implementation.

References (1)

Core 1

Core References

Third Party Advisory

https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-circutor-products-0

Scores

CVSS v3 9.8

EPSS 0.0005

EPSS Percentile 15.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-122

Status published

Products (2)

circutor/sge-plc1000_firmware 0.9.2

circutor/sge-plc50_firmware 0.9.2

Published Dec 02, 2025

Tracked Since Feb 18, 2026