Local Privilege Escalation Vulnerability in Acronis Cyber Protect Products
CVE-2023-41743

8.8HIGH

Key Information:

Vendor

Acronis
Status
Acronis Cyber Protect Home Office
Acronis Agent
Acronis Cyber Protect 15
Vendor
CVE Published:
31 August 2023

What is CVE-2023-41743?

A local privilege escalation vulnerability exists within Acronis Cyber Protect products due to improper permissions set on driver communication ports. This flaw can potentially allow attackers to elevate their privileges, granting them greater access to the system than intended. The affected products include specific versions of Acronis Cyber Protect Home Office, Acronis Agent, and Acronis Cyber Protect 15 for Windows. Users are urged to update their software to the latest builds to mitigate this risk.

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Deploy the Patch

Affected Version(s)

Acronis Agent Windows < 31637

Acronis Cyber Protect 15 Windows < 35979

Acronis Cyber Protect Home Office Windows < 40278

References

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

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

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