How severe is CVE-2025-0221?

CVE-2025-0221 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-0221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-0221?

CVE-2025-0221 affects I0bit Protected Folder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-0221?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-0221 have an EU (EUVD) identifier?

Yes. CVE-2025-0221 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-1556.

When was CVE-2025-0221 published?

CVE-2025-0221 was published on 2025-01-05 and last updated on 2026-06-17.

CVE-2025-0221

CVE-2025-0221 is a medium-severity vulnerability in I0bit Protected Folder with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.6
CVSS v4: 6.8
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-1556
Weakness: CWE-476
Affected product: I0bit Protected Folder
Published: 2025-01-05
Last modified: 2026-06-17

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.

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.
How severe is CVE-2025-0221?: CVE-2025-0221 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-0221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-0221?: CVE-2025-0221 affects I0bit Protected Folder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-0221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-0221 have an EU (EUVD) identifier?: Yes. CVE-2025-0221 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-1556.
When was CVE-2025-0221 published?: CVE-2025-0221 was published on 2025-01-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:i0bit:protected_folder:*:*:*:*:*:*:*:*

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