CVE-2025-6217 — LOW (2.5) — White Hats Nepal

Vulnerability Description

PEAK-System Driver PCANFD_ADD_FILTERS Time-Of-Check Time-Of-Use Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of PEAK-System Driver. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of the PCANFD_ADD_FILTERS IOCTL. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the kernel. Was ZDI-CAN-24161.

CVSS Score

2.5

LOW

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Peak-System	Device Driver	8.18.0

Related Weaknesses (CWE)

CWE-367

References

https://www.zerodayinitiative.com/advisories/ZDI-25-408/Third Party Advisory

FAQ

What is CVE-2025-6217?

CVE-2025-6217 is a vulnerability with a CVSS score of 2.5 (LOW). PEAK-System Driver PCANFD_ADD_FILTERS Time-Of-Check Time-Of-Use Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installati...

How severe is CVE-2025-6217?

CVE-2025-6217 has been rated LOW with a CVSS base score of 2.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-6217?

Check the references section above for vendor advisories and patch information. Affected products include: Peak-System Device Driver.