CVE-2024-32672 in Escargot
Summary
by MITRE • 05/14/2024
A Segmentation Fault issue discovered in
Samsung Open Source Escargot JavaScript engine
allows remote attackers to cause a denial of service via crafted input.
This issue affects Escargot: 4.0.0.
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Analysis
by VulDB Data Team • 05/14/2024
The vulnerability identified as CVE-2024-32672 represents a critical segmentation fault within the Samsung Open Source Escargot JavaScript engine version 4.0.0. This flaw manifests as a denial of service condition that can be triggered remotely through the careful crafting of input data. The Escargot engine serves as a JavaScript runtime environment used in various Samsung products and applications, making this vulnerability particularly concerning for device security and system stability. The segmentation fault occurs during the processing of malformed or specially constructed input, causing the engine to crash and potentially leading to complete service disruption for affected systems.
The technical nature of this vulnerability stems from insufficient input validation and memory management within the Escargot JavaScript engine's execution environment. When the engine encounters crafted input that triggers an unexpected memory access pattern or buffer manipulation, it fails to properly handle the error condition, resulting in a segmentation fault that terminates the process. This type of vulnerability falls under CWE-125: Uninitialized Memory Read, as the engine attempts to access memory locations that have not been properly initialized or validated. The flaw demonstrates poor error handling mechanisms that fail to gracefully manage unexpected input conditions, leading to abrupt termination of the JavaScript execution environment.
From an operational impact perspective, this vulnerability creates significant risk for Samsung devices and applications that rely on the Escargot engine for JavaScript processing. Remote attackers can exploit this weakness to cause denial of service conditions across various Samsung products including smart TVs, mobile devices, and embedded systems. The attack vector is particularly dangerous as it requires no local privileges or authentication, allowing any remote user to potentially disrupt service availability. This vulnerability directly impacts the availability aspect of the CIA triad and can be categorized under ATT&CK technique T1499.004: Endpoint Denial of Service, as it specifically targets endpoint systems to render them unavailable to legitimate users.
The exploitation of CVE-2024-32672 demonstrates the critical importance of robust input validation and memory safety mechanisms in JavaScript engine implementations. Systems utilizing the Escargot 4.0.0 engine are particularly vulnerable, though the actual attack surface may extend to any Samsung product or application that incorporates this specific JavaScript runtime. Organizations should consider immediate mitigation strategies including updating to patched versions of the Escargot engine, implementing network-level protections, and monitoring for exploitation attempts. The vulnerability highlights the need for comprehensive security testing of JavaScript engines and proper error handling procedures to prevent similar issues from occurring in production environments. Additionally, this flaw underscores the importance of maintaining up-to-date security patches and implementing defense-in-depth strategies to protect against remote exploitation attempts targeting JavaScript runtime environments.