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Vulnerability record · CVE-2022-4418 · published 18 May 2023

CVE-2022-4418: Acronis cyber protect home office improper verification of cryptographic signature vulnerability

Acronis · Cyber Protect Home Office

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

7.8 CVSS 3.1 High EPSS 0.12% · top 98.3% CWE-347 · Improper verification of cryptographic signature
7.8CVSS 3.1 base score
0.12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.1CVE-2023-44208Acronis cyber protect home office missing authorization vulnerabilitySensitive information disclosure and manipulation due to missing authorization. The following products are affected: Acronis Cyber Protect Home Offic…EPSS 0.33%7.8CVE-2023-48677Acronis cyber protect home office uncontrolled search path element vulnerabilityLocal privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect Home Office (Windows) befor…EPSS 0.25%7.8CVE-2022-46869Acronis cyber protect home office link following vulnerabilityLocal privilege escalation during installation due to improper soft link handling. The following products are affected: Acronis Cyber Protect Home Of…EPSS 0.24%7.8CVE-2023-41743Acronis agent improper privilege management vulnerabilityLocal privilege escalation due to insecure driver communication port permissions. The following products are affected: Acronis Cyber Protect Home Off…EPSS 0.37%7.8CVE-2022-45451Acronis agent improper privilege management vulnerabilityLocal privilege escalation due to insecure driver communication port permissions. The following products are affected: Acronis Cyber Protect Home Off…EPSS 0.51%7.8CVE-2022-46868Acronis cyber protect home office vulnerabilityLocal privilege escalation during recovery due to improper soft link handling. The following products are affected: Acronis Cyber Protect Home Office…EPSS 0.17%7.8CVE-2022-45455Acronis agent vulnerabilityLocal privilege escalation due to incomplete uninstallation cleanup. The following products are affected: Acronis Cyber Protect Home Office (Windows)…EPSS 0.15%7.8CVE-2022-44747Acronis cyber protect home office link following vulnerabilityLocal privilege escalation due to improper soft link handling. The following products are affected: Acronis Cyber Protect Home Office (Windows) befor…EPSS 0.19%

Source: NIST National Vulnerability Database (record CVE-2022-4418), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.