What’s Vulnerable › Vulnerabilities

CVE-2025-9964: Weak Authentication for Root User

• Severity: high (CVSS 8.6 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-23 · updated 2026-09-26
• Weakness: CWE-521

Description

No password for the root user is set in Novakon P series. This allows phyiscal attackers to enter the console easily. This issue affects P series: P – V2001.A.C518o2 until P-2.0.05 Build 2026.02.06 (commit d0f97fd9).

Affected products

• Novakon P series (P07, P10, P12, P15): from P – V2001.A.c518o2 through P-V2005

References

• https://cyberdanube.com/security-research/multiple-vulnerabilities-in-novakon-hmi-series/
• 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
• https://www.novakon.com.tw/en/news/detail/Security_Advisory__Firmware_Update_Available_for_NOVAKON_P_Series_HMI_Products
• http://seclists.org/fulldisclosure/2025/Sep/70

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