CVE-2024-13870 in Box
Summary
by MITRE • 03/12/2025
An improper access control vulnerability exists in Bitdefender Box 1 (firmware version 1.3.52.928 and below) that allows an unauthenticated attacker to downgrade the device's firmware to an older, potentially vulnerable version of a Bitdefender-signed firmware. The attack requires Bitdefender BOX to be booted in Recovery Mode and that the attacker be present within the WiFi range of the BOX unit.
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Analysis
by VulDB Data Team • 07/30/2025
This vulnerability represents a critical improper access control flaw in Bitdefender Box 1 devices running firmware version 1.3.52.928 or earlier, classified under CWE-284 Access Control. The vulnerability stems from insufficient authentication mechanisms during the firmware update process, specifically when the device operates in Recovery Mode. An unauthenticated attacker with physical proximity to the device can exploit this weakness to perform unauthorized firmware downgrades to older versions that may contain known security vulnerabilities. This represents a significant risk to endpoint security as it allows attackers to potentially revert security improvements and introduce backdoors or known exploits into the system.
The technical exploitation of this vulnerability requires the attacker to be within WiFi range of the target device and to have the device booted in Recovery Mode, which typically occurs when the device fails to boot properly or when recovery procedures are manually initiated. The attack vector is particularly concerning because it leverages the legitimate firmware update mechanism while bypassing normal authentication requirements. This aligns with ATT&CK technique T1617 Deploy Container to establish persistence and maintain access to compromised systems. The vulnerability essentially allows an attacker to manipulate the device's boot process and downgrade to a known vulnerable firmware version, potentially creating a persistent security risk that could be exploited for further attacks.
The operational impact of this vulnerability extends beyond simple firmware manipulation, as it compromises the device's overall security posture and potentially enables more sophisticated attacks. When an attacker successfully downgrades the firmware, they can potentially introduce vulnerabilities that were previously patched in newer versions, creating a backdoor for future exploitation. The device's security model relies on the integrity of its firmware, and this vulnerability undermines that foundation. The attack requires minimal technical expertise and only physical proximity, making it particularly dangerous in environments where physical security is not properly maintained. This vulnerability also affects the device's ability to perform its primary security functions, potentially leaving networks exposed to threats that would normally be detected and blocked by updated security signatures and protocols.
Organizations should immediately implement mitigations including firmware version updates to the latest available versions, proper network segmentation to limit physical access to security devices, and enhanced monitoring for unauthorized device access or firmware changes. The device should be configured to disable Recovery Mode when not actively needed, and physical security measures should be strengthened to prevent unauthorized access. Network administrators should consider implementing device authentication mechanisms and regular firmware integrity checks to detect potential exploitation attempts. This vulnerability highlights the importance of maintaining secure firmware update processes and proper access controls, particularly for security appliances that form critical components of network defense infrastructure. The issue also demonstrates the need for robust device lifecycle management and the importance of keeping security appliances updated with the latest firmware versions to prevent exploitation of known vulnerabilities.