How severe is CVE-2020-14974?

CVE-2020-14974 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2020-14974 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-14974?

CVE-2020-14974 affects Iobit Iobit Unlocker. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14974?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-14974 published?

CVE-2020-14974 was published on 2020-06-23 and last updated on 2026-06-17.

CVE-2020-14974

CVE-2020-14974 is a high-severity vulnerability in Iobit Iobit Unlocker with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.1)
CVSS v2: 6.6
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Iobit Iobit Unlocker
Published: 2020-06-23
Last modified: 2026-06-17

Description

The driver in IOBit Unlocker 1.1.2 allows a low-privileged user to unlock a file and kill processes (even ones running as SYSTEM) that hold a handle, via IOCTL code 0x222124.

Frequently asked questions

What is CVE-2020-14974?: The driver in IOBit Unlocker 1.1.2 allows a low-privileged user to unlock a file and kill processes (even ones running as SYSTEM) that hold a handle, via IOCTL code 0x222124.
How severe is CVE-2020-14974?: CVE-2020-14974 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2020-14974 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-14974?: CVE-2020-14974 affects Iobit Iobit Unlocker. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14974?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-14974 published?: CVE-2020-14974 was published on 2020-06-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:iobit:iobit_unlocker:1.1.2:*:*:*:*:*:*:*

More vulnerabilities in Iobit Iobit Unlocker

CVE-2020-14975 — High (CVSS 7.8): The driver in IOBit Unlocker 1.1.2 allows a low-privileged user to delete, move, or copy arbitrary files via IOCTL code…
CVE-2025-66676 — Medium (CVSS 6.2): An issue in IObit Unlocker v1.3.0.11 allows attackers to cause a Denial of Service (DoS) via a crafted request.

All CVEs affecting Iobit Iobit Unlocker →