How severe is CVE-2022-4418?

CVE-2022-4418 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-4418 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4418?

CVE-2022-4418 affects Acronis Cyber Protect Home Office. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4418?

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-2022-4418 published?

CVE-2022-4418 was published on 2023-05-18 and last updated on 2026-06-17.

CVE-2022-4418

CVE-2022-4418 is a high-severity vulnerability in Acronis Cyber Protect Home Office with a CVSS 3.x base score of 7.8. 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-347
Affected product: Acronis Cyber Protect Home Office
Published: 2023-05-18
Last modified: 2026-06-17

Description

Local privilege escalation due to unrestricted loading of unsigned libraries. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40208.

Frequently asked questions

What is CVE-2022-4418?: Local privilege escalation due to unrestricted loading of unsigned libraries. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40208.
How severe is CVE-2022-4418?: CVE-2022-4418 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-4418 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4418?: CVE-2022-4418 affects Acronis Cyber Protect Home Office. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4418?: 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-2022-4418 published?: CVE-2022-4418 was published on 2023-05-18 and last updated on 2026-06-17.

References

https://security-advisory.acronis.com/advisories/SEC-4729

Affected products (1)

cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:*

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