CVE-2006-3111 in Chipmailer
Summary
by MITRE
Multiple SQL injection vulnerabilities in main.php in Chipmailer 1.09 allow remote attackers to execute arbitrary SQL commands via multiple parameters, as demonstrated by (1) anfang, (2) name, (3) mail, (4) anrede, (5) vorname, (6) nachname, (7) gebtag, (8) gebmonat, and (9) gebjahr.
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Analysis
by VulDB Data Team • 07/29/2018
The vulnerability identified as CVE-2006-3111 represents a critical SQL injection flaw in Chipmailer version 1.09's main.php script. This vulnerability stems from inadequate input validation and sanitization mechanisms within the application's handling of user-supplied data. The flaw affects multiple parameters including anfang, name, mail, anrede, vorname, nachname, gebtag, gebmonat, and gebjahr, which are processed without proper security controls. The vulnerability classification aligns with CWE-89 which specifically addresses SQL injection weaknesses where untrusted data is incorporated into SQL commands without adequate sanitization. This issue creates a direct pathway for malicious actors to manipulate database queries through crafted input values that bypass normal validation procedures.
The technical exploitation of this vulnerability occurs when remote attackers submit specially crafted parameters to the main.php endpoint. These parameters are directly concatenated into SQL queries without proper escaping or parameterization techniques, allowing attackers to inject malicious SQL code that executes with the privileges of the database user. The attack vector operates through HTTP request parameters that are processed server-side, making it particularly dangerous as it requires no local system access or authentication. The vulnerability demonstrates poor application security design principles where input data flows directly into database operations without intermediate sanitization or validation layers.
Operational impact of this vulnerability extends beyond simple data theft to encompass complete database compromise and potential system infiltration. Attackers can leverage this flaw to extract sensitive information including user credentials, personal data, and system configuration details. The vulnerability enables unauthorized database manipulation through commands such as SELECT, INSERT, UPDATE, and DELETE operations that can result in data corruption, unauthorized access, or complete system takeover. Organizations using Chipmailer 1.09 face significant risk of data breaches and regulatory compliance violations, particularly in environments handling personal identifiable information or sensitive corporate data. The vulnerability's remote exploitability means that attackers can initiate attacks from anywhere on the internet without requiring physical access to the target system.
Mitigation strategies for CVE-2006-3111 should prioritize immediate patching of the Chipmailer application to the latest available version that addresses the SQL injection vulnerabilities. System administrators should implement proper input validation and parameterized queries to prevent similar issues in other applications. The use of web application firewalls and database activity monitoring can provide additional layers of protection against exploitation attempts. Security teams should conduct comprehensive vulnerability assessments to identify similar injection flaws in other applications and systems. The ATT&CK framework categorizes this vulnerability under T1190 - Exploit Public-Facing Application, emphasizing the need for proper application hardening and regular security testing. Organizations should also implement principle of least privilege for database accounts and establish robust monitoring procedures to detect unauthorized database access patterns that may indicate exploitation attempts.