Vulnerability · Published Sep 23, 2025 · Assigned by CyberDanube
CVE-2025-9962Unauthenticated Buffer Overflow
Critical 10.0
In plain English
A critical-severity buffer overflow in P series (P07, P10, P12, P15) from Novakon. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities).
Severity (CVSS 4.0)10.0Critical
Exploit odds (30 days)1.2%top 32.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Novakon | P series (P07, P10, P12, P15) | P – V2001.A.c518o2 – through P-V2005 |
Weakness: CWE-120 · Vector: 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
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_Products vendor-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.pdf vendor-advisory
- http://seclists.org/fulldisclosure/2025/Sep/70