CVE-2024-48852 in FLXEON
Summary
by MITRE • 01/29/2025
Insertion of Sensitive Information into Log File vulnerability observed in FLEXON. Some information may be improperly disclosed through https access.
This issue affects FLXEON through <= 9.3.4.
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Analysis
by VulDB Data Team • 04/15/2025
The vulnerability identified as CVE-2024-48852 represents a critical insertion of sensitive information into log file issue within the FLEXON software ecosystem. This flaw manifests when certain data elements are inadvertently written to log files during https communication processes, potentially exposing confidential information to unauthorized parties who may gain access to these log files. The vulnerability specifically impacts FLEXON versions up to and including 9.3.4, indicating a widespread concern across multiple iterations of this software platform. The root cause stems from inadequate input validation and sanitization mechanisms within the logging subsystem, which fails to properly filter or mask sensitive data before storing it in persistent log records.
The technical exploitation of this vulnerability occurs through the https access channels where the application processes user requests and generates log entries containing potentially sensitive information. When the logging mechanism encounters data elements that should remain confidential, such as authentication tokens, personal identification numbers, or proprietary business data, these elements are written to log files without proper sanitization. This creates a scenario where attackers with access to the system's log files can extract valuable information that could be used for further attacks, identity theft, or corporate espionage. The vulnerability aligns with CWE-209, which specifically addresses the insertion of sensitive information into log files, and represents a significant deviation from secure logging practices that should never expose confidential data through any application output mechanism.
The operational impact of this vulnerability extends beyond simple information disclosure to encompass potential cascading security consequences that could compromise entire systems. Organizations using affected FLEXON versions face heightened risk of data breaches where sensitive information stored in log files becomes accessible to malicious actors. This exposure could facilitate advanced persistent threats where attackers use the disclosed information to conduct targeted attacks against specific users or systems. The vulnerability also creates compliance issues with various regulatory frameworks that mandate the protection of sensitive data, potentially exposing organizations to legal penalties and reputational damage. From an attack surface perspective, this vulnerability enables adversaries to leverage the principle of least privilege by accessing information that should remain protected within secure application environments, as outlined in the attack pattern taxonomy of the MITRE ATT&CK framework.
Mitigation strategies for CVE-2024-48852 require immediate implementation of comprehensive logging security measures across all affected FLEXON installations. Organizations should implement strict input validation and sanitization protocols that automatically filter sensitive data from log entries before writing to persistent storage. This includes configuring the logging subsystem to mask or remove authentication credentials, personal data, and other confidential information from all log output. The recommended approach involves deploying automated log sanitization tools that can identify and redact sensitive information patterns, while also implementing proper access controls to limit who can read the log files. Additionally, organizations should conduct thorough log file audits to identify and remove any existing sensitive information that may have been previously logged. System administrators should also consider implementing centralized log management solutions with enhanced security features and regular security assessments to ensure ongoing protection against similar vulnerabilities. The remediation process should include updating to the latest FLEXON version where this vulnerability has been addressed through proper code modifications and security hardening measures.