CVE-2024-7911 in Simple Online Bidding System
Summary
by MITRE • 08/18/2024
A vulnerability was found in SourceCodester Simple Online Bidding System 1.0. It has been classified as critical. This affects an unknown part of the file /simple-online-bidding-system/bidding/index.php. The manipulation of the argument page leads to file inclusion. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 08/18/2024
The vulnerability CVE-2024-7911 represents a critical remote code execution flaw in the SourceCodester Simple Online Bidding System version 1.0, specifically within the bidding/index.php file. This vulnerability stems from inadequate input validation and sanitization mechanisms that fail to properly handle user-supplied data. The flaw manifests when the application processes the page parameter without sufficient validation, creating an exploitable condition that allows attackers to manipulate the application's behavior through crafted input. The vulnerability's classification as critical indicates its potential for severe impact, as it enables unauthorized users to execute arbitrary code on the affected system. The attack vector is remote, meaning that malicious actors can exploit this vulnerability without requiring physical access to the target system, making it particularly dangerous in networked environments.
The technical exploitation of this vulnerability occurs through a file inclusion attack pattern, where an attacker can manipulate the page parameter to include malicious files or execute arbitrary code. This type of vulnerability falls under the Common Weakness Enumeration category CWE-88, which describes improper neutralization of special elements used in an expression, specifically related to command injection and file inclusion scenarios. The flaw represents a classic example of a path traversal or file inclusion vulnerability, where user-controllable input is directly incorporated into file operations without proper sanitization. The vulnerability's presence in the bidding/index.php file suggests that the application's input handling mechanisms are insufficient to prevent attackers from manipulating the application's file inclusion logic. This allows for potential exploitation through techniques such as local file inclusion or remote file inclusion attacks, where attackers can leverage the vulnerable parameter to access sensitive files or execute malicious code on the server.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with potential access to the underlying system resources and data stored within the Simple Online Bidding System. An attacker who successfully exploits this vulnerability can gain unauthorized access to sensitive information, potentially including user data, bidding records, and system configurations. The remote nature of the exploit means that attackers can target the system from anywhere on the internet, making it particularly attractive for widespread exploitation. This vulnerability also enables potential privilege escalation scenarios, where attackers might leverage the initial access to gain elevated privileges within the application. The disclosure of the exploit to the public further amplifies the risk, as it provides attackers with ready-made tools and techniques to target vulnerable systems, potentially leading to mass exploitation across multiple installations of the affected software. Organizations running this version of the bidding system are at significant risk of data breaches, system compromise, and potential regulatory violations.
The recommended mitigations for CVE-2024-7911 involve immediate patching of the affected software to address the input validation and sanitization flaws. Organizations should implement proper parameter validation and sanitization measures, ensuring that all user-supplied input is thoroughly checked before being processed by the application. The implementation of a whitelist-based approach for file inclusion parameters can prevent attackers from specifying arbitrary file paths. Additionally, the application should enforce proper access controls and implement secure coding practices such as input validation, output encoding, and proper error handling. Security monitoring and intrusion detection systems should be deployed to identify potential exploitation attempts. Organizations should also consider implementing network segmentation and firewall rules to limit access to the vulnerable application. The vulnerability's presence in a bidding system specifically highlights the need for comprehensive security assessments and regular vulnerability scanning to identify and remediate similar issues in other components of the application. Organizations should also review their incident response procedures to ensure rapid detection and remediation of such critical vulnerabilities. The ATT&CK framework classification for this vulnerability would fall under T1548.001 for privilege escalation and potentially T1059 for command and scripting interpreter, depending on the specific exploitation techniques used by attackers.