CVE-2025-9962
Unauthenticated Buffer Overflow
- State
- Published
- Severity
- 10.0 Critical
- Published
- Sep 23, 2025
- Updated
- Mar 31, 2026
- Reserved
- Sep 3, 2025
Description
A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior authentication.This issue affects P series: P – V2001.A.C518o2 until P-2.0.05 Build 2026.02.06 (commit d0f97fd9).
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 10.0 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H | CyberDanube |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
P series (P07, P10, P12, P15)Novakon |
|
References
- https://cyberdanube.com/security-research/multiple-vulnerabilities-in-novakon-hmi-series/
- https://www.novakon.com.tw/en/news/detail/Security_Advisory__Firmware_Update_Available_for_NOVAKON_P_Series_HMI_Productsvendor-advisory
- https://www.novakon.com.tw/common/frontend/download?path=/uploads/images/support/download/NOVAKON_P-Series-HMI_Security-Advisory_CVE-2025-9962-9966_Rev2_0.pdfvendor-advisory
- http://seclists.org/fulldisclosure/2025/Sep/70
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