CVE-2022-48481 in Toolbox App
Summary
by MITRE • 04/28/2023
In JetBrains Toolbox App before 1.28 a DYLIB injection on macOS was possible
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Analysis
by VulDB Data Team • 05/21/2023
The vulnerability identified as CVE-2022-48481 represents a critical dynamic library injection flaw within the JetBrains Toolbox App version 1.27 and earlier on macOS operating systems. This issue stems from improper handling of dynamic library loading mechanisms during the application's execution lifecycle. The flaw allows malicious actors to potentially load unauthorized dynamic libraries into the running process, effectively bypassing the application's intended security boundaries. The vulnerability specifically manifests when the application fails to properly validate or restrict the loading paths for dynamic libraries, creating an avenue for arbitrary code execution through crafted library placements.
This security weakness directly maps to CWE-426, which describes the improper handling of dynamic library loading, and aligns with ATT&CK technique T1555.001 concerning credential access through the use of stolen credentials. The vulnerability occurs due to insufficient validation of library search paths and potential insecure loading practices that allow attackers to manipulate the dynamic linking process. The JetBrains Toolbox App, designed to manage and update various JetBrains development tools, becomes a prime target for attackers seeking persistent access to development environments where such tools are commonly installed. The macOS environment's security model, while robust, is compromised when applications fail to properly enforce library loading restrictions, particularly in sandboxed environments where such controls are expected to be stringent.
The operational impact of this vulnerability extends beyond simple code execution, as it enables attackers to potentially escalate privileges and maintain persistent access within development environments. Since JetBrains Toolbox is frequently used by developers and system administrators, successful exploitation could lead to the compromise of sensitive source code repositories, development credentials, and other valuable intellectual property. The vulnerability's exploitation requires minimal privileges and can be achieved through simple file placement attacks, making it particularly dangerous in environments where users may not be security-aware. Attackers could leverage this flaw to inject malicious libraries that monitor user activities, steal development credentials, or establish backdoors for future access, significantly impacting the security posture of organizations relying on JetBrains development tools.
Mitigation strategies should focus on immediate application updates to version 1.28 or later, which addresses the dynamic library loading vulnerability through proper path validation and restricted library loading mechanisms. Organizations should also implement additional security controls such as monitoring for unauthorized library placements in application directories and enforcing strict application sandboxing policies. System administrators should consider implementing additional runtime protection measures including library integrity checking and monitoring for suspicious dynamic loading activities. The fix implemented by JetBrains likely involves strengthening the library loading process to prevent unauthorized dynamic library injection while maintaining legitimate application functionality. Regular security assessments of development toolchains and application environments should be conducted to identify similar vulnerabilities in other software components, particularly those handling dynamic library loading or system integration functions.