CVE-2019-9134 in Architectural Information System
Summary
by MITRE
Architectural Information System 1.0 and earlier versions have a Stack-based buffer overflow, allows remote attackers to execute arbitrary code.
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Analysis
by VulDB Data Team • 08/28/2023
The architectural information system vulnerability identified as CVE-2019-9134 represents a critical stack-based buffer overflow flaw affecting versions 1.0 and earlier of this software. This vulnerability resides within the system's memory management mechanisms and specifically targets the stack portion of memory where local variables and function call information are stored. The flaw arises from inadequate input validation and bounds checking during the processing of user-supplied data, creating an exploitable condition that can be leveraged by remote attackers to gain unauthorized system access.
The technical implementation of this buffer overflow occurs when the system processes incoming data without proper boundary checks, allowing an attacker to overwrite adjacent memory locations on the stack. This type of vulnerability maps directly to CWE-121 Stack-based Buffer Overflow, which is classified as a fundamental memory safety issue that has been consistently identified as a primary attack vector in cybersecurity assessments. The vulnerability's remote exploitability means that attackers do not require physical access to the system, making it particularly dangerous for networked environments where the software is exposed to external threats.
The operational impact of this vulnerability extends beyond simple code execution, as it can lead to complete system compromise and unauthorized access to sensitive architectural data. Attackers can leverage this flaw to inject malicious code that executes with the privileges of the affected system, potentially allowing them to escalate their privileges, install backdoors, or exfiltrate confidential information. The vulnerability affects the system's integrity and confidentiality, as it provides an attack surface that can be exploited to undermine the entire architectural information system's security posture. Organizations relying on these older versions face significant risk of data breaches and system compromise, particularly in environments where the software handles sensitive infrastructure data.
Mitigation strategies for CVE-2019-9134 should prioritize immediate software updates to versions that have addressed the buffer overflow vulnerability through proper input validation and memory management practices. System administrators must implement network segmentation and access controls to limit exposure of vulnerable systems to external threats, while also monitoring for suspicious network activity that may indicate exploitation attempts. The implementation of address space layout randomization and stack canaries can provide additional defense-in-depth measures, though these should not be considered replacements for proper software updates. Security teams should also conduct thorough vulnerability assessments to identify any other systems running vulnerable versions of the architectural information system, ensuring comprehensive protection across all affected infrastructure components.