PT-2025-48668 · Circutor · Circutor Sge-Plc1000/Sge-Plc50

Published 2025-12-02 · Updated 2025-12-28 · CVE-2025-11778

Positive Technologies (AI Summary)

CVSS v4.0

10

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Name of the Vulnerable Software and Affected Versions Circutor SGE-PLC1000/SGE-PLC50 version 0.9.2

Description A stack-based buffer overflow exists in the TACACSPLUS implementation of the software. This allows a remote attacker to corrupt memory and potentially gain control of the system. The issue is located within the read packet() function.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider disabling the TACACSPLUS functionality until a patch is available.

Fix

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

CVE-2025-11778

Affected Products

Circutor Sge-Plc1000/Sge-Plc50

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-11778 · Security Note
• https://osv.dev/vulnerability/CVE-2025-11778 · Vendor Advisory
• https://t.me/CVEtracker/38657 · Telegram Post
• https://twitter.com/0dayPublishing/status/1995858040726200610 · Twitter Post
• https://twitter.com/SecReportCVE/status/2005280861290197287 · Twitter Post
• https://incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-circutor-products-0 · Note
• https://t.me/cveNotify/144512 · Telegram Post