CVE-2023-45245 in Acronis
Summary
by MITRE • 10/25/2023
Sensitive information disclosure due to missing authorization. The following products are affected: Acronis Agent (Linux, macOS, Windows) before build 36119.
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Analysis
by VulDB Data Team • 10/27/2023
The vulnerability identified as CVE-2023-45245 represents a critical sensitive information disclosure issue affecting Acronis Agent across multiple operating systems including Linux, macOS, and Windows platforms. This weakness stems from inadequate authorization controls within the software architecture, allowing unauthorized access to confidential data that should remain protected. The affected versions prior to build 36119 demonstrate a fundamental failure in implementing proper access control mechanisms, creating potential exposure points for attackers seeking to exploit the system's security posture.
This vulnerability falls under the category of inadequate authorization as classified by CWE-285, specifically addressing the failure to properly enforce access controls within the application. The technical flaw manifests when the Acronis Agent fails to validate user credentials or permissions before granting access to sensitive operational data, configuration files, or system information. The missing authorization check creates a pathway for malicious actors to bypass normal security boundaries and access data that should be restricted to authorized personnel or system processes.
The operational impact of this vulnerability extends beyond simple data exposure, as it can lead to comprehensive system compromise when attackers leverage the disclosed information for further exploitation. Sensitive data potentially accessible through this vulnerability may include system configuration details, user credentials, backup metadata, or other operational information that could facilitate more sophisticated attacks. The cross-platform nature of the vulnerability means that attackers can target any of the affected operating systems, increasing the potential attack surface and attack vectors available to threat actors. Organizations using Acronis Agent versions prior to build 36119 face heightened risk of unauthorized data access, system infiltration, and potential data breaches that could compromise their entire backup and recovery infrastructure.
Mitigation strategies should prioritize immediate deployment of the patched build 36119 or later versions that address the authorization gap in the Acronis Agent software. System administrators must conduct comprehensive vulnerability assessments to identify any potential exploitation that may have occurred prior to patching, particularly focusing on backup systems that may have been compromised. The remediation process should include thorough access control reviews, implementation of network segmentation to limit exposure, and enhanced monitoring of backup system activities for suspicious behavior patterns. Security teams should also consider implementing additional layers of protection such as encrypted communication channels, regular access log reviews, and mandatory security training for personnel handling backup systems to reduce the risk of successful exploitation attempts.