CVE-2009-0426 in Classified Listings Manager
Summary
by MITRE
SQL injection vulnerability in CategoryManager/upload_image_category.asp in DMXReady Classified Listings Manager 1.1 and earlier allows remote attackers to execute arbitrary SQL commands via the cid parameter.
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Analysis
by VulDB Data Team • 11/22/2024
The CVE-2009-0426 vulnerability represents a critical sql injection flaw within the DMXReady Classified Listings Manager version 1.1 and earlier systems. This vulnerability specifically targets the CategoryManager/upload_image_category.asp component, which serves as a file upload interface for classified listings. The flaw arises from inadequate input validation and sanitization practices within the application's handling of user-supplied data, creating a pathway for malicious actors to manipulate database queries through the cid parameter.
The technical exploitation of this vulnerability occurs when an attacker submits a malicious value through the cid parameter in the upload_image_category.asp script. Without proper sanitization or parameterized query construction, the application directly incorporates this unsanitized input into sql commands executed against the backend database. This allows threat actors to inject arbitrary sql code that can manipulate database contents, extract sensitive information, or potentially escalate privileges within the application's database environment. The vulnerability falls under the common weakness enumeration CWE-89, which specifically addresses sql injection flaws in software applications.
The operational impact of this vulnerability extends beyond simple data manipulation, as it provides attackers with potential access to sensitive user information, classified listings data, and underlying database structures. Remote attackers can leverage this flaw to perform unauthorized database operations including data extraction, modification, or deletion of classified listings and associated metadata. The vulnerability's remote exploitability means that attackers do not require local system access or authentication credentials to initiate malicious sql injection attacks against the vulnerable application.
Security professionals should consider this vulnerability in the context of the attack chain framework, where it represents a critical initial access point that can lead to further exploitation. The flaw aligns with techniques documented in the attack pattern taxonomy under the category of database injection attacks, potentially enabling adversaries to establish persistent access through data exfiltration or privilege escalation. Organizations should implement immediate mitigations including input validation, parameterized queries, and proper output encoding to prevent sql injection exploitation. Additionally, regular security assessments and code reviews should be conducted to identify similar vulnerabilities in legacy applications, as this vulnerability demonstrates the importance of maintaining secure coding practices throughout application development lifecycles.