CVE-2008-6623 in Post Card
Summary
by MITRE
SQL injection vulnerability in getin.php in WEBBDOMAIN Post Card (aka Web Postcards) 1.02 and earlier allows remote attackers to execute arbitrary SQL commands via the username parameter.
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Analysis
by VulDB Data Team • 11/10/2024
The CVE-2008-6623 vulnerability represents a critical sql injection flaw in the WEBBDOMAIN Post Card application version 1.02 and earlier. This vulnerability specifically affects the getin.php script which processes user input without proper sanitization or validation. The flaw occurs when the application accepts the username parameter directly from user input and incorporates it into sql queries without appropriate escaping or parameterization techniques. This allows malicious actors to manipulate the sql execution flow by injecting malicious sql code through the username field. The vulnerability demonstrates a classic lack of input validation and proper sql query construction practices that has been documented in numerous security frameworks including the owasp top ten as sql injection remains one of the most prevalent and dangerous web application vulnerabilities.
The technical exploitation of this vulnerability occurs when an attacker submits a specially crafted username parameter that contains sql payload commands. The application processes this input directly within sql queries, enabling attackers to bypass authentication mechanisms, extract sensitive database information, modify or delete records, or even gain administrative control over the affected system. This type of vulnerability falls under the common weakness enumeration category CWE-89 which specifically addresses sql injection flaws. The attack vector is particularly dangerous because it allows remote code execution without requiring any prior authentication or privileged access to the system. The vulnerability's impact is amplified by the fact that it affects the core authentication mechanism of the application, potentially allowing full compromise of user accounts and sensitive data stored in the database.
Operationally, this vulnerability creates significant risk for organizations using the affected WEBBDOMAIN Post Card application. Attackers can exploit this flaw to perform unauthorized data access, including retrieving user credentials, personal information, and other sensitive data stored in the database. The remote nature of the attack means that threat actors can target the system from anywhere on the internet without requiring physical access or network proximity. This vulnerability directly maps to several tactics in the attack technique and classification library, particularly those related to credential access and data extraction. Organizations may face regulatory compliance issues and potential data breaches if this vulnerability is exploited, as it could lead to unauthorized access to personal identifiable information and other confidential data.
Mitigation strategies for CVE-2008-6623 involve immediate patching of the affected application to version 1.03 or later which contains the necessary sql injection protection mechanisms. Organizations should implement proper input validation and output encoding for all user-supplied data, particularly parameters used in sql queries. The implementation of prepared statements or parameterized queries should be mandatory for all database interactions to prevent sql injection attacks. Additionally, web application firewalls and intrusion detection systems should be configured to monitor for suspicious sql injection patterns in the username parameter. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other application components. The vulnerability highlights the importance of following secure coding practices and implementing defense-in-depth strategies to protect against sql injection attacks that remain a persistent threat in modern web applications.