CVE-2025-47326 in Snapdragon CCW
Summary
by MITRE • 09/24/2025
Transient DOS while handling command data during power control processing.
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Analysis
by VulDB Data Team • 09/24/2025
This vulnerability represents a transient denial of service condition that occurs during power control processing when handling command data within embedded systems or network infrastructure devices. The flaw manifests specifically during the processing of power control commands, which are typically used in wireless communication systems, network equipment, or industrial control systems to manage power consumption and signal strength. The transient nature of this vulnerability indicates that the system temporarily becomes unresponsive or fails to process subsequent commands during the critical power control handling phase, though normal operation may resume once the processing completes or the system is reset.
The technical implementation of this vulnerability likely involves improper state management or insufficient input validation during command data processing within the power control subsystem. Attackers may exploit this weakness by sending specially crafted power control commands that cause the system to enter an inconsistent state or consume excessive resources during processing. This could involve buffer overflows, integer overflows, or race conditions that occur when multiple power control commands are processed concurrently or when command data exceeds expected parameters. The vulnerability may be particularly severe in environments where power control is critical for system operation, such as cellular base stations, wireless access points, or industrial automation systems where power management directly impacts operational safety and reliability.
The operational impact of CVE-2025-47326 extends beyond simple service disruption to potentially compromise system availability and integrity in mission-critical environments. In wireless infrastructure, this could result in temporary loss of service for multiple users or devices, leading to significant operational downtime and potential financial losses. For industrial control systems, the transient nature of the denial of service could lead to unpredictable system behavior or even safety-critical failures if power control mechanisms are essential for system stability. The vulnerability may also provide a foothold for more sophisticated attacks, as initial denial of service conditions can be used to mask other malicious activities or create opportunities for privilege escalation attacks.
Mitigation strategies for this vulnerability should focus on implementing robust input validation and state management within the power control processing components. System administrators should ensure that all command data undergoes strict validation before processing, including bounds checking, type validation, and parameter sanitization to prevent malformed commands from causing system instability. Implementing proper error handling and recovery mechanisms can help prevent the transient denial of service from persisting or escalating into more serious system failures. Additionally, network segmentation and access controls should be implemented to limit the potential impact of exploitation, while regular security updates and patches should be deployed to address the underlying vulnerability. The mitigation approach aligns with CWE-129 standards for input validation and ATT&CK technique T1499 for network denial of service attacks, emphasizing the importance of proper command processing and system resilience against transient operational failures.
This vulnerability highlights the critical importance of robust power management systems in modern network infrastructure and embedded devices, where seemingly minor flaws in command processing can have significant operational consequences. The transient nature of the vulnerability underscores the need for comprehensive monitoring and alerting systems that can detect and respond to temporary service disruptions before they escalate into more serious operational issues. Organizations should conduct regular security assessments of their power control systems and implement continuous monitoring to identify potential exploitation attempts. The vulnerability also demonstrates the necessity of following secure coding practices and implementing proper defensive programming techniques to prevent similar issues in future system development cycles.