CVE-2024-22902 in Backup & Recovery
Summary
by MITRE • 02/02/2024
Vinchin Backup & Recovery v7.2 was discovered to be configured with default root credentials.
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Analysis
by VulDB Data Team • 02/24/2024
The vulnerability in Vinchin Backup & Recovery v7.2 represents a critical security misconfiguration that exposes systems to unauthorized access and potential compromise. This backup solution, designed for enterprise data protection, was found to ship with hard-coded administrative credentials that remain unchanged in production environments. The default root credentials create an immediate attack vector for malicious actors who can gain full administrative control over the backup infrastructure without requiring any specialized knowledge or advanced exploitation techniques.
This flaw aligns with CWE-798, which specifically addresses the use of hard-coded credentials in software applications, and represents a fundamental failure in secure configuration management. The vulnerability exists at the authentication layer where the system relies on default credentials rather than implementing proper credential generation or user provisioning mechanisms. Attackers can exploit this weakness through direct network access to the backup server, potentially gaining access to sensitive backup data, modifying backup configurations, or even deleting critical backup archives.
The operational impact of this vulnerability extends far beyond simple unauthorized access. Organizations using Vinchin Backup & Recovery v7.2 face significant risks including data breaches, system compromise, and potential regulatory violations. The default root credentials provide complete administrative privileges within the backup environment, allowing attackers to manipulate backup schedules, modify retention policies, or even inject malicious code into backup processes. This creates a particularly dangerous scenario where an attacker could corrupt backup data, making recovery impossible during actual incident response situations.
From an attack perspective, this vulnerability maps directly to ATT&CK technique T1078 which covers valid accounts and privilege escalation through default credentials. The low complexity of exploitation means that even novice attackers can leverage this weakness effectively. Security professionals should note that this issue typically requires no specialized tools or techniques beyond basic network reconnaissance to identify the vulnerable system. The vulnerability also creates potential for lateral movement within networks where backup servers may have elevated privileges or access to critical systems.
Organizations should immediately implement comprehensive credential management policies including mandatory password changes, proper account provisioning procedures, and regular security audits of all deployed backup solutions. The recommended mitigations include changing default credentials immediately upon installation, implementing strong authentication mechanisms such as multi-factor authentication, and conducting regular vulnerability assessments of backup infrastructure. Additionally, network segmentation should be implemented to limit direct access to backup servers, and monitoring should be enabled to detect unauthorized access attempts to administrative interfaces.