CVE-2025-0221: protected folder Null Dereference

Description

A vulnerability has been found in IOBit Protected Folder up to 1.3.0 and classified as problematic. This vulnerability affects the function 0x22200c in the library pffilter.sys of the component IOCTL Handler. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-404 CWE-404

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
i0bit	protected_folder	< 1.3.0

References

Exploits

https://shareforall.notion.site/IOBit-Protected-Folder-pffilter-0x22200C-NPD-DOS-15260437bb1e80b2a477d42396d5d06c

Other References

https://vuldb.com/?ctiid.290200 https://vuldb.com/?id.290200 https://vuldb.com/?submit.466955

Frequently Asked Questions

What is CVE-2025-0221? +

A vulnerability has been found in IOBit Protected Folder up to 1.3.0 and classified as problematic. This vulnerability affects the function 0x22200c in the library pffilter.sys of the component IOCTL Handler. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-0221? +

CVE-2025-0221 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-0221? +

CVE-2025-0221 affects products from i0bit, specifically: protected_folder. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-0221? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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