CVE-2025-0221

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2025-01-05. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity55% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
27.4%
KEV
Not listed

Published

January 5, 2025

Last Modified

January 23, 2025

References (4)

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 43× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-23 02:47 UTCEG score recompute
  2. 2026-07-22 14:07 UTCEPSS rescore
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  54. 2026-05-31 22:30 UTCEPSS rescore
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  56. 2026-05-30 14:10 UTCEG score recompute
  57. 2026-05-30 14:10 UTCGHSA enrichment
  58. 2026-05-29 13:43 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-0221?
CVE-2025-0221 is a medium vulnerability published on January 5, 2025. 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…
When was CVE-2025-0221 disclosed?
CVE-2025-0221 was first published in the National Vulnerability Database on January 5, 2025, with the most recent update on January 23, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-0221 actively exploited?
CVE-2025-0221 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-0221?
CVE-2025-0221 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2025-0221?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-0221, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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