CVE-2022-45451

HIGH

7.8

CVSS Score

Published: August 31, 2023 at 02:43 PM UTC

Updated: June 17, 2026 at 05:10 AM UTC

3 products affected across 1 vendorCyber ProtectAgentCyber Protect Home Office

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Severity

HIGH7.8

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Agent · Acronis

95%

v < 30600v < c22.10

Affected range stops below 30600, so it looks safe — our inference, not a vendor statement

Affected range stops below c22.10, so it looks safe — our inference, not a vendor statement

Cyber Protect · Acronis

95%

v < 3098415 15 update1 15 update2 15 update3 15 update4 15 update5

Affected range stops below 30984, so it looks safe — our inference, not a vendor statement

Cyber Protect Home Office · Acronis

95%

v < 40173

Affected range stops below 40173, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

RelatedRelease NotesVendor Advisory

Source: [email protected]

https://security-advisory.acronis.com/SEC-5487

Vendor AdvisoryRelease Notes

Source: [email protected]

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-269

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