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CVE-2022-39886: CWE-280: Improper Handling of Insufficient Permissions or Privileges in Samsung Mobile Samsung Mobile Devices

Medium
VulnerabilityCVE-2022-39886cvecve-2022-39886cwe-280
Published: Wed Nov 09 2022 (11/09/2022, 00:00:00 UTC)
Source: CVE
Vendor/Project: Samsung Mobile
Product: Samsung Mobile Devices

Description

Improper access control vulnerability in IpcRxServiceModeBigDataInfo in RIL prior to SMR Nov-2022 Release 1 allows local attacker to access Device information.

AI-Powered Analysis

AILast updated: 06/25/2025, 23:14:04 UTC

Technical Analysis

CVE-2022-39886 is an improper access control vulnerability identified in Samsung Mobile Devices, specifically affecting the Radio Interface Layer (RIL) component prior to the November 2022 Security Maintenance Release (SMR). The vulnerability resides in the IpcRxServiceModeBigDataInfo service, which is responsible for handling device information requests. Due to insufficient permission checks (CWE-280), a local attacker—meaning someone with physical or local access to the device—can exploit this flaw to access sensitive device information without proper authorization. The affected Samsung Mobile OS versions include Android Q (10), R (11), and S (12). The vulnerability has a CVSS 3.1 base score of 5.9, categorized as medium severity, with an attack vector limited to local access (AV:L), low attack complexity (AC:L), no privileges required (PR:N), and no user interaction needed (UI:N). The impact includes limited confidentiality, integrity, and availability concerns, as the attacker can access device information but cannot escalate privileges or cause direct system damage. No known exploits have been reported in the wild, and no patches are explicitly linked in the provided data, though it is implied that the November 2022 SMR addresses this issue. This vulnerability primarily threatens the confidentiality of device data, potentially exposing sensitive information that could be leveraged for further attacks or privacy violations. However, the scope is limited to local attackers, reducing the risk of remote exploitation. The flaw highlights the importance of rigorous permission checks within system-level services that handle sensitive data on mobile devices.

Potential Impact

For European organizations, the impact of CVE-2022-39886 is primarily related to the potential exposure of sensitive device information on Samsung Mobile Devices used within their environments. Organizations relying heavily on Samsung smartphones for corporate communications, mobile workforce operations, or as part of their Internet of Things (IoT) ecosystem could face risks of data leakage if devices are physically accessed by malicious insiders or unauthorized personnel. Although remote exploitation is not feasible, the vulnerability could be exploited in scenarios involving device theft, loss, or insider threats, potentially leading to unauthorized disclosure of device identifiers, configuration details, or other sensitive metadata. This could facilitate targeted phishing, social engineering, or further device-specific attacks. The medium severity rating suggests that while the vulnerability is not critical, it should not be ignored, especially in sectors with stringent data protection requirements such as finance, healthcare, and government agencies. The limited impact on integrity and availability means operational disruption is unlikely, but confidentiality breaches could undermine compliance with GDPR and other privacy regulations, resulting in reputational damage and potential fines.

Mitigation Recommendations

To mitigate CVE-2022-39886 effectively, European organizations should implement a multi-layered approach beyond generic patching advice: 1) Ensure all Samsung Mobile Devices are updated promptly with the November 2022 SMR or later security patches, verifying device firmware versions through Mobile Device Management (MDM) solutions. 2) Enforce strict physical security controls to prevent unauthorized local access to devices, including secure storage, device lock policies, and employee training on device handling. 3) Utilize endpoint protection platforms capable of detecting anomalous local access attempts or privilege escalations on mobile devices. 4) Implement device encryption and strong authentication mechanisms (PIN, biometrics) to reduce the risk of unauthorized local exploitation. 5) Monitor and audit device access logs where possible to detect suspicious activities. 6) For high-risk environments, consider restricting the use of vulnerable Samsung devices or isolating them from sensitive networks until patched. 7) Collaborate with Samsung support channels to confirm patch deployment status and receive updates on any emerging exploits. These targeted measures will reduce the attack surface and limit the potential for exploitation of this vulnerability in operational contexts.

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Technical Details

Data Version
5.1
Assigner Short Name
Samsung Mobile
Date Reserved
2022-09-05T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682d9838c4522896dcbec417

Added to database: 5/21/2025, 9:09:12 AM

Last enriched: 6/25/2025, 11:14:04 PM

Last updated: 7/26/2025, 8:55:31 PM

Views: 10

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