CVE-2024-52033 in Rakuten Turbo 5G
Summary
by MITRE • 11/20/2024
Exposure of sensitive system information to an unauthorized control sphere issue exists in Rakuten Turbo 5G firmware version V1.3.18 and earlier. If this vulnerability is exploited, a remote unauthenticated attacker may obtain information of the other devices connected through the Wi-Fi.
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Analysis
by VulDB Data Team • 11/20/2024
The vulnerability identified as CVE-2024-52033 represents a critical exposure of sensitive system information within Rakuten Turbo 5G firmware versions up to and including V1.3.18. This weakness creates an unauthorized access vector that allows remote attackers to gather confidential data about devices connected to the same wireless network. The issue stems from insufficient access controls and information disclosure mechanisms within the firmware implementation, specifically affecting the wireless infrastructure components that manage network connectivity for multiple devices.
This vulnerability manifests as an information exposure flaw that operates at the network protocol level, potentially allowing an attacker to enumerate connected devices and extract metadata about their configuration and operational status. The flaw exists in the way the firmware handles wireless network management protocols and device discovery mechanisms, creating a pathway for unauthorized information gathering without requiring authentication credentials. The vulnerability falls under the category of CWE-200, which specifically addresses information exposure vulnerabilities in software systems.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with valuable intelligence about network topology and connected devices that could facilitate subsequent attacks. An attacker exploiting this vulnerability could obtain device identifiers, network configurations, and potentially sensitive operational parameters that would otherwise remain protected within the secure boundaries of the wireless network infrastructure. This information could be leveraged to plan more sophisticated attacks targeting individual devices or the network as a whole, making the vulnerability particularly dangerous in environments where multiple sensitive devices share the same wireless infrastructure.
The attack surface for this vulnerability is significant given that Rakuten Turbo 5G devices are commonly deployed in residential and commercial environments where multiple devices connect to the same network. The remote unauthenticated nature of the exploit means that attackers do not need physical access to the device or network credentials to gather information about connected systems. This characteristic aligns with ATT&CK technique T1046, which describes the discovery of network services and T1082, which covers system information discovery. The vulnerability essentially provides an attacker with a reconnaissance capability that could be used to identify potential targets within the network ecosystem.
Mitigation strategies should focus on immediate firmware updates to versions that address the information exposure flaw, alongside network segmentation and access control measures to limit the impact of any potential exploitation. Network administrators should implement monitoring solutions to detect unusual device enumeration patterns and consider deploying network access control lists to restrict device communication within the wireless environment. The vulnerability underscores the importance of secure firmware development practices and regular security assessments of network infrastructure components, particularly those handling device discovery and network management protocols. Organizations should also consider implementing network behavior analysis tools that can detect anomalous information gathering activities that might indicate exploitation of similar vulnerabilities.