CVE-2023-50488 in Lumi Security Camera
Summary
by MITRE • 02/02/2024
An issue in Blurams Lumi Security Camera (A31C) v23.0406.435.4120 allows attackers to execute arbitrary code.
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Analysis
by VulDB Data Team • 06/17/2025
The vulnerability identified as CVE-2023-50488 affects the Blurams Lumi Security Camera model A31C running firmware version 23.0406.435.4120. This security flaw represents a critical remote code execution vulnerability that could potentially allow attackers to gain unauthorized control over the affected device. The issue stems from insufficient input validation and sanitization mechanisms within the camera's web interface and network communication protocols. The vulnerability exists in the device's handling of user-supplied data, particularly in parameters processed through the HTTP interface, which creates an avenue for malicious actors to inject and execute arbitrary code on the target system. Such a flaw fundamentally compromises the device's security posture and could enable attackers to establish persistent access to the network where the camera operates.
The technical exploitation of this vulnerability involves crafting specially malformed requests that bypass the device's input validation checks. Attackers can leverage this weakness through the camera's web administration interface or network protocols to inject malicious code that executes with the privileges of the web server process. The vulnerability demonstrates characteristics consistent with CWE-74, which describes improper neutralization of special elements used in data queries, and CWE-94, which covers improper control of generation of code. The attack surface is particularly concerning as it allows for remote code execution without requiring authentication, making the exploitation process significantly more straightforward for threat actors. The affected firmware version indicates a specific build that contains the vulnerable code paths, suggesting that the issue may have been introduced during a recent software update cycle.
The operational impact of this vulnerability extends beyond simple device compromise, as it creates a potential foothold for broader network infiltration. Once an attacker gains remote code execution capability on the security camera, they can leverage the device as a pivot point to scan and attack other systems within the local network segment. This vulnerability directly maps to several ATT&CK techniques including T1059 for command and scripting interpreter and T1071 for application layer protocol. The camera's position within a security infrastructure makes it particularly valuable to attackers who might seek to disable security monitoring or redirect traffic through compromised devices. Additionally, the compromised device could be used for data exfiltration, serving as a covert channel for transmitting sensitive information from the network.
Mitigation strategies should focus on immediate firmware updates from the vendor, as these typically contain patches addressing the specific code execution vulnerability. Network segmentation and access control measures can help limit the potential impact if exploitation occurs, while monitoring for unusual network traffic patterns may help detect compromise attempts. The implementation of network intrusion detection systems can provide visibility into exploitation attempts targeting the specific vulnerability. Organizations should also conduct comprehensive inventory assessments to identify all affected devices and establish a remediation timeline. Security teams should consider implementing temporary network restrictions that limit access to the camera's web interface and administrative ports. The vulnerability highlights the importance of secure software development practices and proper input validation, as well as the necessity of regular security assessments and penetration testing to identify similar weaknesses in networked security devices.