SecuriTricks - CVE-2025-11783

Description

Stack-based buffer overflow vulnerability in Circutor SGE-PLC1000/SGE-PLC50 v9.0.2. The vulnerability is found in the 'AddEvent()' function when copying the user-controlled username input to a fixed-size buffer (48 bytes) without boundary checking. This can lead to memory corruption, resulting in possible remote code execution.

Product(s) Impacted

Vendor	Product	Versions
Circutor	Sge-plc1000 Firmware Sge-plc1000 Sge-plc50 Firmware Sge-plc50	9.0.2 - 9.0.2 -

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-121

Stack-based Buffer Overflow

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
o	circutor	sge-plc1000_firmware	9.0.2	/	/	/	/	/	/	/
h	circutor	sge-plc1000	-	/	/	/	/	/	/	/
o	circutor	sge-plc50_firmware	9.0.2	/	/	/	/	/	/	/
h	circutor	sge-plc50	-	/	/	/	/	/	/	/

References

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

CVSS Score

8.5 / 10

CVSS Data - 4.0

Attack Vector: ADJACENT
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: LOW
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: LOW
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:H/SC:H/SI:L/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: Dec. 2, 2025, 1:15 p.m.
Last Modified: Dec. 3, 2025, 7:12 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve-coordination@incibe.es

CVE-2025-11783