What’s Vulnerable › Vulnerabilities

CVE-2022-45451

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-31 · updated 2026-06-17
• Weakness: CWE-269

Description

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.

Affected products

• Acronis Cyber Protect Cloud Agent: before c22.10 — fixed in c22.10
• Acronis Cyber Protect 15: 15, 15-update1, 15-update2, 15-update3, 15-update4, 15-update5
• Acronis Cyber Protect Home Office: before 40173 — fixed in 40173

How to fix

Upgrade to a fixed version: Acronis Cyber Protect Cloud Agent c22.10; Acronis Cyber Protect Home Office 40173. Check the vendor advisory for mitigations.

References

• https://security-advisory.acronis.com/SEC-5487
• https://security-advisory.acronis.com/advisories/SEC-4858
• https://security-advisory.acronis.com/SEC-5487
• https://security-advisory.acronis.com/advisories/SEC-4858

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