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CVE-2022-45451

HighPublished

Local privilege escalation due to insecure driver communication port permissions. The following products are affected: Acronis Cyber Protect Home Office...

Published: Aug 31, 2023
Updated: Oct 1, 2024
Assigning CNA: Acronis
Evidence observed: Aug 8, 2026

Primary CVSS

7.8/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

0.5%

Low · next 30 days

Percentile: 42.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Local privilege escalation due to insecure driver communication port permissions. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40173, Acronis Agent (Windows) before build 30600, Acronis Cyber Protect 15 (Windows) before build 30984.

Sources

CVE-2022-45451PoC
PoC for Acronis Arbitrary File Read - CVE-2022-45451

Responsible use

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