CVE-2022-45451

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

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.

*Credits: @alfarom256 (https://hackerone.com/alfarom256)

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

None

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2022-11-16 CVE Reserved
2022-12-20 First Exploit
2023-08-31 CVE Published
2024-10-01 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-269: Improper Privilege Management

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://github.com/alfarom256/CVE-2022-45451	2022-12-20

URL	Date	SRC

URL	Date	SRC
https://security-advisory.acronis.com/SEC-5487	2023-09-06
https://security-advisory.acronis.com/advisories/SEC-4858	2023-09-06

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Acronis Search vendor "Acronis"		Agent Search vendor "Acronis" for product "Agent"				< c22.10 Search vendor "Acronis" for product "Agent" and version " < c22.10"		windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Search vendor "Acronis" for product "Cyber Protect"				15 Search vendor "Acronis" for product "Cyber Protect" and version "15"		windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Search vendor "Acronis" for product "Cyber Protect"				15 Search vendor "Acronis" for product "Cyber Protect" and version "15"		update1, windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Search vendor "Acronis" for product "Cyber Protect"				15 Search vendor "Acronis" for product "Cyber Protect" and version "15"		update2, windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Search vendor "Acronis" for product "Cyber Protect"				15 Search vendor "Acronis" for product "Cyber Protect" and version "15"		update3, windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Search vendor "Acronis" for product "Cyber Protect"				15 Search vendor "Acronis" for product "Cyber Protect" and version "15"		update4, windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Search vendor "Acronis" for product "Cyber Protect"				15 Search vendor "Acronis" for product "Cyber Protect" and version "15"		update5, windows		Affected
Acronis Search vendor "Acronis"		Cyber Protect Home Office Search vendor "Acronis" for product "Cyber Protect Home Office"				< 40173 Search vendor "Acronis" for product "Cyber Protect Home Office" and version " < 40173"		windows		Affected