CVE-2007-4173 in Portaly
Summary
by MITRE
SQL injection vulnerability in duyuruoku.asp in Hunkaray Okul Portali 1.1 allows remote attackers to execute arbitrary SQL commands via the id parameter, a different vector than CVE-2007-3080.
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Analysis
by VulDB Data Team • 08/28/2024
The vulnerability identified as CVE-2007-4173 represents a critical sql injection flaw within the Hunkaray Okul Portali 1.1 web application, specifically targeting the duyuruoku.asp component. This security weakness enables remote attackers to manipulate database queries through improper input validation mechanisms. The vulnerability manifests when the application fails to adequately sanitize user-supplied input passed through the id parameter, creating an exploitable entry point for malicious sql commands. Unlike CVE-2007-3080 which targeted a different vector, this particular flaw focuses on the direct manipulation of sql execution paths through the announcement viewing functionality.
The technical implementation of this vulnerability stems from the application's failure to employ proper input sanitization and parameterized queries when processing the id parameter. When a user submits data through the announcement viewing interface, the application directly incorporates this input into sql query construction without adequate validation or escaping mechanisms. This primitive approach to data handling creates an environment where attackers can inject malicious sql payloads that bypass normal security controls. The vulnerability operates at the application layer and requires no special privileges to exploit, making it particularly dangerous as it can be leveraged by any remote attacker with basic knowledge of sql injection techniques.
The operational impact of this vulnerability extends beyond simple data theft to encompass complete database compromise and potential system infiltration. Attackers can execute arbitrary sql commands including data extraction, modification, or deletion operations against the underlying database. This capability enables unauthorized access to sensitive educational information, user credentials, and institutional data. The vulnerability's remote exploitability means that attackers do not need physical access to the network or system, allowing them to perform attacks from anywhere on the internet. The consequences can include complete data breaches, system availability disruption, and potential lateral movement within the network infrastructure.
Security mitigations for this vulnerability should focus on implementing robust input validation and parameterized query mechanisms throughout the application codebase. The primary defense involves adopting prepared statements or parameterized queries that separate sql command structure from data values, effectively neutralizing injection payloads. Additionally, implementing proper input sanitization routines, including whitelisting acceptable character sets and length restrictions, can prevent malicious input from reaching sql execution layers. Network-level protections such as web application firewalls and intrusion detection systems should also be deployed to monitor and block suspicious sql injection patterns. The remediation process requires comprehensive code review and security testing to ensure all similar vulnerabilities have been addressed within the application. Organizations should also establish secure coding practices and regular security assessments to prevent similar issues from emerging in future development cycles. This vulnerability aligns with CWE-89 which categorizes sql injection flaws and represents a classic example of improper input validation that violates fundamental security principles established in various industry standards including those referenced in the mitre ATT&CK framework for database exploitation techniques.