CVE-2025-8611

AOMEI Cyber Backup Missing Authentication for Critical Function Remote Code Execution Vulnerability

Description

AOMEI Cyber Backup Missing Authentication for Critical Function Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of AOMEI Cyber Backup. Authentication is not required to exploit this vulnerability. The specific flaw exists within the DaoService service, which listens on TCP port 9074 by default. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-26158.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
EPSS 1.15% Top 25%
Third-Party Advisory zerodayinitiative.com
Affected: AOMEI Cyber Backup
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-25-807/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2025-8611?
CVE-2025-8611 has been scored as a critical severity vulnerability.
How to fix CVE-2025-8611?
To fix CVE-2025-8611, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-8611 being actively exploited in the wild?
It is possible that CVE-2025-8611 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-8611?
CVE-2025-8611 affects AOMEI Cyber Backup.
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