CVE-2006-1533 in newsletter
Summary
by MITRE
SQL injection vulnerability in newsletter.php in Sourceworkshop newsletter 1.0 allows remote attackers to execute arbitrary SQL commands via the newsletteremail parameter.
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Analysis
by VulDB Data Team • 07/21/2018
The vulnerability identified as CVE-2006-1533 represents a critical sql injection flaw within the newsletter.php script of Sourceworkshop newsletter version 1.0. This security weakness stems from inadequate input validation and sanitization practices, creating an exploitable condition where malicious actors can manipulate database queries through specifically crafted inputs. The vulnerability is particularly concerning as it affects a core component of the newsletter system that handles email address submissions and related database operations.
The technical implementation of this vulnerability occurs through the newsletteremail parameter which is directly incorporated into sql query construction without proper sanitization or parameterization. When an attacker submits a malicious value containing sql payload through this parameter, the application fails to properly escape or validate the input before executing database operations. This allows the attacker to inject arbitrary sql commands that are then processed by the database engine, potentially enabling full database access, data manipulation, or even system compromise. The vulnerability maps to CWE-89 which specifically addresses sql injection flaws where untrusted data is incorporated into sql queries without proper validation.
From an operational perspective, this vulnerability creates significant risk for organizations using Sourceworkshop newsletter 1.0 as it provides remote attackers with a straightforward path to database compromise. Attackers can leverage this flaw to extract sensitive information from the database, modify existing records, or even delete critical data. The impact extends beyond simple data theft as successful exploitation could lead to complete system takeover through database-level privileges. This vulnerability is particularly dangerous in web applications where user input is expected and processed, as it essentially allows attackers to bypass normal application security controls.
The exploitation of this vulnerability aligns with ATT&CK technique T1071.004 which covers application layer protocol manipulation. Attackers typically use sql injection to gain unauthorized access to databases and can escalate privileges through database commands. Organizations should implement comprehensive input validation at multiple layers including application code, database level, and network perimeter controls. Mitigation strategies include implementing proper parameterized queries, input sanitization, and output encoding. Additionally, regular security auditing of web applications, implementation of web application firewalls, and adherence to secure coding practices based on OWASP top ten guidelines are essential. The vulnerability demonstrates the critical importance of validating all user inputs and following the principle of least privilege when designing database interactions.