CVE-2023-3148 in Online Discussion Forum Site
Summary
by MITRE • 06/07/2023
A vulnerability was found in SourceCodester Online Discussion Forum Site 1.0 and classified as critical. This issue affects some unknown processing of the file admin\posts\manage_post.php. The manipulation of the argument id leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-231017 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 09/30/2025
This critical vulnerability in SourceCodester Online Discussion Forum Site version 1.0 represents a severe sql injection flaw that compromises the integrity of the application's database operations. The vulnerability specifically resides within the admin\posts\manage_post.php file where improper input validation occurs when processing the id parameter. This sql injection vulnerability allows attackers to execute arbitrary sql commands against the underlying database through remote exploitation, potentially leading to complete system compromise and data exfiltration. The issue's classification as critical reflects the severe impact potential, as sql injection attacks can enable attackers to read, modify, or delete sensitive data, escalate privileges, or even gain shell access to the server hosting the vulnerable application.
The technical exploitation of this vulnerability occurs when an attacker manipulates the id argument in the manage_post.php endpoint, bypassing proper input sanitization mechanisms that should validate or escape user-supplied data before incorporating it into sql queries. This flaw directly maps to CWE-89, which defines sql injection as the insertion of malicious sql code into input fields for execution by the database. The vulnerability's remote exploitability means that attackers do not require physical access to the system, making it particularly dangerous for web applications accessible over the internet. The public disclosure of the exploit, as indicated by the VDB-231017 identifier, increases the risk profile significantly as threat actors can readily leverage existing attack vectors without requiring advanced technical knowledge.
The operational impact of this vulnerability extends beyond simple data theft to encompass complete system compromise and potential lateral movement within affected networks. Successful exploitation could result in unauthorized access to user credentials, forum content, administrative accounts, and potentially sensitive system information. From an attack framework perspective, this vulnerability aligns with ATT&CK technique T1190 for exploiting vulnerabilities in web applications and T1071.004 for application layer protocol usage. Organizations running this vulnerable software face significant risks including data breaches, regulatory compliance violations, and potential legal consequences. The vulnerability affects the application's authentication and authorization mechanisms, potentially allowing attackers to assume administrative privileges and modify forum content or user accounts.
Mitigation strategies should prioritize immediate patching of the vulnerable application to address the sql injection flaw in the manage_post.php file. Organizations must implement proper input validation and parameterized queries to prevent sql injection attacks, ensuring that all user-supplied data undergoes rigorous sanitization before database processing. Network segmentation and web application firewalls can provide additional layers of protection, while regular security assessments should be conducted to identify similar vulnerabilities in other components. The implementation of principle of least privilege access controls and regular database audit logging can help detect unauthorized access attempts. Security teams should also consider monitoring for exploitation attempts through network traffic analysis and implementing automated vulnerability scanning tools to identify unpatched systems within their environment. Regular security awareness training for developers on secure coding practices and input validation techniques remains essential to prevent similar vulnerabilities in future application development cycles.