CVE-2022-44745 in Cyber Protect Home Office
Summary
by MITRE • 11/07/2022
Sensitive information leak through log files. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40107.
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Analysis
by VulDB Data Team • 12/05/2022
The vulnerability identified as CVE-2022-44745 represents a critical sensitive information leak through log files within Acronis Cyber Protect Home Office Windows software. This flaw affects versions prior to build 40107 and exposes a fundamental security weakness in how the application handles logging mechanisms. The issue stems from improper sanitization of sensitive data during logging operations, allowing confidential information to be inadvertently written to log files that may be accessible to unauthorized users or attackers. The vulnerability manifests when the system generates log entries containing authentication credentials, session tokens, personal identification information, or other proprietary data that should remain protected. This type of information exposure directly violates security principles and creates potential attack vectors for threat actors seeking to exploit compromised systems.
From a technical perspective, this vulnerability aligns with CWE-200, which defines information exposure weaknesses in software systems. The flaw occurs during the logging process where sensitive data elements are not properly redacted or filtered before being committed to persistent storage. The logging subsystem in Acronis Cyber Protect Home Office appears to lack adequate data sanitization controls that would normally be implemented in security-conscious applications. Attackers could potentially access these log files through various means including direct file system access, network shares, or through compromised user accounts with appropriate permissions. The vulnerability is particularly concerning because log files are often retained for extended periods and may be stored in locations with insufficient access controls, creating a persistent threat vector.
The operational impact of this vulnerability extends beyond immediate data exposure to encompass broader security implications for organizations using the affected software. System administrators and security personnel may unknowingly compromise sensitive information when reviewing log files for troubleshooting purposes or security monitoring activities. The vulnerability affects the confidentiality aspect of the CIA triad, potentially enabling unauthorized access to personal data, authentication details, or business-critical information. Organizations relying on Acronis Cyber Protect Home Office for their cybersecurity infrastructure face increased risk of data breaches, regulatory compliance violations, and potential legal consequences. The exposure could facilitate credential theft, identity fraud, or other malicious activities that exploit the leaked information. Additionally, the presence of sensitive data in log files undermines the integrity of security monitoring processes, as compromised logs may contain misleading information or provide attackers with valuable intelligence.
Mitigation strategies for CVE-2022-44745 should prioritize immediate software updates to build 40107 or later versions where the vulnerability has been addressed. Organizations must implement comprehensive log file access controls and audit procedures to identify and remediate any existing exposures. Security teams should conduct thorough log file reviews to detect any instances of sensitive data leakage that may have occurred prior to the vulnerability patch. The implementation of automated log sanitization processes and data loss prevention controls can help prevent similar issues in other applications. System administrators should establish regular monitoring protocols for log file contents and implement least-privilege access controls for log file directories. Organizations should also consider deploying security information and event management solutions that can detect anomalous log file access patterns and alert security teams to potential information leakage incidents. Compliance frameworks such as gdpr, hipaa, and pci dss require organizations to implement appropriate safeguards against information exposure, making this vulnerability particularly critical for regulated environments. The remediation process should include comprehensive testing to ensure that logging mechanisms properly sanitize sensitive data while maintaining the utility of log files for legitimate operational purposes.