CVE-2024-31470 in InstantOS
Summary
by MITRE • 05/15/2024
There is a buffer overflow vulnerability in the underlying SAE (Simultaneous Authentication of Equals) service that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI (Aruba's Access Point management protocol) UDP port (8211). Successful exploitation of this vulnerability results in the ability to execute arbitrary code as a privileged user on the underlying operating system.
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Analysis
by VulDB Data Team • 06/05/2025
The vulnerability identified as CVE-2024-31470 represents a critical buffer overflow flaw within the SAE (Simultaneous Authentication of Equals) service implementation on Aruba access points. This security weakness resides in the processing of packets destined for the PAPI (Aruba's Access Point management protocol) UDP port 8211, which serves as a primary communication channel for managing and configuring wireless access points. The SAE protocol, designed for secure wireless authentication, becomes a vector for exploitation when improperly handling input data, creating an avenue for malicious actors to bypass authentication mechanisms and gain unauthorized access to the underlying operating system.
The technical nature of this vulnerability stems from insufficient input validation and memory management within the SAE service implementation. When the system receives specially crafted packets through the UDP port 8211, the buffer overflow occurs due to inadequate bounds checking and memory allocation handling. This flaw allows attackers to overwrite adjacent memory locations, potentially corrupting critical system structures and executing arbitrary code with elevated privileges. The vulnerability operates at the network protocol level, making it particularly dangerous as it can be exploited remotely without requiring authentication credentials, aligning with CWE-121 buffer overflow conditions and representing a significant deviation from expected protocol behavior.
The operational impact of this vulnerability extends far beyond simple network disruption, as successful exploitation grants attackers complete control over the affected access point with privileged system access. This remote code execution capability enables adversaries to install backdoors, modify network configurations, intercept wireless traffic, or use the compromised device as a pivot point for attacking other network segments. The implications are particularly severe in enterprise environments where Aruba access points serve as critical infrastructure components for wireless network management, potentially allowing attackers to gain persistent access to corporate networks and compromise sensitive data flows. The vulnerability essentially transforms legitimate management interfaces into attack vectors that can be leveraged for advanced persistent threats.
Organizations should prioritize immediate mitigation through firmware updates provided by Aruba, as these patches typically address the specific buffer overflow conditions that enable exploitation. Network segmentation and access control measures can provide additional defense in depth, limiting the potential impact of successful exploitation by restricting access to the vulnerable UDP port 8211. Implementing network monitoring solutions that can detect anomalous packet patterns or unauthorized access attempts to the PAPI protocol port provides early warning capabilities. Security teams should also consider deploying intrusion detection systems with signature-based detection for known exploit patterns targeting this specific vulnerability. The ATT&CK framework categorizes this vulnerability under T1190 for exploit for execution and T1071 for application layer protocol, highlighting the multi-layered nature of the threat and the need for comprehensive security controls. Organizations must also conduct thorough network assessments to identify all affected devices and establish incident response procedures to address potential exploitation attempts.