CVE-2017-8145 in P10
Summary
by MITRE
The call module of P10 and P10 Plus smrtphones with software the versions before VTR-AL00C00B167, the versions before VTR-TL00C01B167, the versions before VKY-AL00C00B167, the vertions before VKY-TL00C01B167 has a DoS vulnerability. An attacker may trick a user into installing a malicious application, and the application can send given parameter to call module to crash the call and data communication process.
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Analysis
by VulDB Data Team • 01/11/2023
The vulnerability identified as CVE-2017-8145 represents a critical denial of service weakness within the call module of Huawei P10 and P10 Plus smartphones. This flaw affects specific software versions including VTR-AL00C00B167, VTR-TL00C01B167, VKY-AL00C00B167, and VKY-TL00C01B167, creating a significant security risk for affected device users. The vulnerability stems from insufficient input validation within the call module's parameter handling mechanisms, allowing malicious applications to exploit this weakness through crafted parameter injection attacks. The vulnerability aligns with CWE-129, which addresses issues related to insufficient input validation, and represents a classic example of how mobile operating system components can be manipulated to disrupt core communication functions.
The technical implementation of this vulnerability enables an attacker to execute a remote code execution scenario through social engineering tactics that trick users into installing malicious applications. Once installed, these applications can send specifically crafted parameters directly to the call module, triggering a cascade of system failures that result in complete disruption of both voice call and data communication capabilities. The attack vector leverages the trust relationship between legitimate applications and system modules, exploiting the lack of proper parameter sanitization and validation within the telecommunications subsystem. This weakness creates a persistent threat that can affect both incoming and outgoing calls, as well as data transmission services, effectively rendering the device unusable for its primary communication functions.
The operational impact of CVE-2017-8145 extends beyond simple service disruption to encompass potential privacy and security implications for affected users. When the call module crashes, it not only prevents users from making or receiving calls but also compromises the device's overall communication integrity, potentially exposing sensitive information through memory dumps or crash logs. The vulnerability creates an attack surface that aligns with ATT&CK technique T1059, specifically focusing on command and scripting interpreter usage, as malicious applications can leverage system call interfaces to manipulate device behavior. Additionally, this weakness could enable further exploitation attempts by attackers who might attempt to escalate privileges or access other system components through the compromised call module interface.
Mitigation strategies for CVE-2017-8145 require immediate software updates from Huawei to address the underlying parameter validation flaws within the call module. Users should refrain from installing applications from untrusted sources and implement robust application permission controls to limit access to system-level communication functions. Network administrators should monitor for suspicious application installations and consider implementing device management policies that restrict the installation of potentially malicious applications. The vulnerability demonstrates the importance of maintaining up-to-date mobile device firmware and highlights the need for comprehensive security testing of telecommunications subsystems. Organizations should also consider implementing network-based intrusion detection systems to identify potential exploitation attempts and establish incident response procedures specifically addressing mobile device communication disruptions.