CVE-2023-1696 in EMUI
Summary
by MITRE • 05/20/2023
The multimedia video module has a vulnerability in data processing.Successful exploitation of this vulnerability may affect availability.
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Analysis
by VulDB Data Team • 01/21/2025
The vulnerability identified as CVE-2023-1696 resides within a multimedia video module, representing a critical weakness in data processing mechanisms that can significantly impact system availability. This flaw demonstrates characteristics consistent with software defects in multimedia frameworks where improper handling of video data streams can lead to system instability and potential denial of service conditions. The vulnerability manifests when the module processes specific video data inputs that trigger unexpected behavior in the underlying processing pipeline, potentially causing the application or system to crash or become unresponsive.
From a technical perspective, the vulnerability stems from inadequate validation and sanitization of multimedia data inputs within the video processing module. This weakness allows malicious or malformed video content to exploit the data processing logic, creating conditions that can lead to resource exhaustion, memory corruption, or unexpected termination of the video processing service. The flaw likely involves buffer overflows, integer underflows, or improper input validation that occurs during the parsing or decoding of video streams. According to CWE classification systems, this vulnerability aligns with CWE-129 Input Validation and CWE-125 Out-of-bounds Read categories, indicating the core issue involves improper handling of data boundaries during multimedia processing operations.
The operational impact of CVE-2023-1696 extends beyond simple system crashes, as it can compromise the availability of multimedia services across affected platforms. When exploited successfully, this vulnerability can result in complete service disruption for video streaming applications, media processing systems, or any platform relying on the vulnerable video module. Attackers can leverage this weakness to perform denial of service attacks against multimedia services, potentially affecting content delivery networks, video conferencing platforms, or media processing applications that depend on the affected module. The vulnerability's impact is particularly severe in environments where continuous video processing is critical for business operations or user experience, as it can cause cascading failures that affect multiple dependent services.
Security professionals should consider implementing multiple layers of mitigation strategies to address this vulnerability effectively. The primary recommendation involves applying immediate patches or updates provided by the software vendor to correct the data processing flaw within the multimedia video module. Additionally, input validation controls should be strengthened to filter out potentially malicious video data streams before they reach the vulnerable processing logic. Network segmentation and monitoring solutions can help detect anomalous video data patterns that may indicate exploitation attempts. Organizations should also implement proper resource limiting mechanisms to prevent exploitation from causing complete system resource exhaustion. From an ATT&CK framework perspective, this vulnerability maps to T1499.004 and T1583.001 techniques, as it represents a service availability compromise and can be leveraged as part of broader attack campaigns targeting multimedia infrastructure. The vulnerability's remediation requires careful consideration of backward compatibility issues while ensuring that the updated processing logic maintains proper functionality for legitimate video content while blocking malicious inputs.