CVE-2009-2242 in ASP Inline Corporate Calendar
Summary
by MITRE
SQL injection vulnerability in active_appointments.asp in ASP Inline Corporate Calendar allows remote attackers to execute arbitrary SQL commands via the order parameter.
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Analysis
by VulDB Data Team • 11/30/2024
The vulnerability identified as CVE-2009-2242 represents a critical SQL injection flaw within the ASP Inline Corporate Calendar application's active_appointments.asp component. This weakness specifically manifests through the order parameter, which serves as an entry point for malicious actors to inject arbitrary SQL commands into the application's backend database operations. The vulnerability stems from insufficient input validation and sanitization mechanisms that fail to properly filter or escape user-supplied data before incorporating it into SQL query constructs. Attackers can exploit this flaw by crafting malicious order parameter values that manipulate the SQL execution flow, potentially gaining unauthorized access to sensitive database information or executing destructive operations against the underlying data store.
The technical implementation of this vulnerability aligns with CWE-89, which categorizes SQL injection as a persistent flaw occurring when user input is directly concatenated into SQL commands without proper sanitization. The attack vector operates through standard web application exploitation techniques where remote adversaries can manipulate HTTP request parameters to inject malicious SQL payloads. The order parameter in this context likely serves as a sorting mechanism for calendar appointments, making it a natural target for injection attacks since it directly influences how database queries are constructed. When the application processes this parameter without adequate validation, it creates an environment where attackers can manipulate the SQL execution context to perform unauthorized operations including data retrieval, modification, or deletion.
The operational impact of this vulnerability extends beyond simple data exposure to encompass potential complete database compromise and unauthorized administrative access. Successful exploitation could enable attackers to extract confidential corporate calendar data, including appointment details, user information, and potentially sensitive business communications. The vulnerability also poses risks of data integrity compromise where attackers might modify or delete critical calendar entries, disrupting business operations. Additionally, the attack could facilitate further lateral movement within network infrastructure if the database server hosts other sensitive applications or contains credentials that could be extracted through database enumeration techniques. This vulnerability particularly affects organizations using legacy ASP applications that may lack modern security controls and input validation mechanisms.
Mitigation strategies for CVE-2009-2242 should prioritize immediate implementation of proper input validation and parameterized query execution throughout the application codebase. Organizations must ensure that all user-supplied parameters, particularly those used in database operations, undergo rigorous sanitization before processing. The implementation of prepared statements or parameterized queries represents the most effective defense mechanism against SQL injection attacks, as these approaches separate SQL command structure from data values. Security measures should also include regular input validation routines that filter out potentially malicious characters and patterns commonly associated with SQL injection attempts. Network-level protections such as web application firewalls and intrusion detection systems can provide additional layers of defense by monitoring for suspicious parameter patterns. The vulnerability demonstrates the critical importance of adhering to secure coding practices and implementing defense-in-depth strategies as outlined in industry standards including the OWASP Top Ten and NIST cybersecurity frameworks. Regular security assessments and code reviews should be conducted to identify and remediate similar vulnerabilities across the entire application portfolio, particularly in legacy systems that may not have received adequate security updates or modernization efforts.