CVE-2007-1304 in Savas Guestbook
Summary
by MITRE
Multiple SQL injection vulnerabilities in add2.php in Sava s Guestbook 23.11.2006, when magic_quotes_gpc is disabled, allow remote attackers to execute arbitrary SQL commands via the (1) name, (2) country, (3) email, (4) website, and (5) message parameters.
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Analysis
by VulDB Data Team • 04/12/2019
The vulnerability identified as CVE-2007-1304 represents a critical SQL injection flaw within the Sava s Guestbook 23.11.2006 web application. This vulnerability specifically affects the add2.php script which processes guestbook entries submitted by users. The flaw manifests when the PHP configuration parameter magic_quotes_gpc is disabled, creating an environment where user input is not automatically escaped, thereby exposing the application to malicious SQL command injection attacks. The vulnerability impacts multiple input parameters including name, country, email, website, and message fields, making it particularly dangerous as attackers can manipulate any of these fields to execute unauthorized database operations.
From a technical perspective, this vulnerability falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection weaknesses in software applications. The flaw occurs because the application fails to properly sanitize or escape user input before incorporating it into SQL query strings. When magic_quotes_gpc is disabled, the application relies entirely on manual input validation and sanitization, which appears to be inadequate in this case. Attackers can craft malicious input strings that, when processed by the add2.php script, get directly embedded into database queries without proper escaping or parameterization, allowing them to manipulate the underlying database structure and execute arbitrary SQL commands.
The operational impact of this vulnerability is severe and multifaceted. Remote attackers can leverage this weakness to gain unauthorized access to the guestbook database, potentially leading to data theft, data modification, or complete database compromise. Successful exploitation could result in the disclosure of sensitive information stored in the database, including user credentials, personal details, and other confidential data. Additionally, attackers might be able to escalate their privileges within the database, modify or delete existing entries, or even inject malicious code that could further compromise the hosting environment. The vulnerability affects the integrity and confidentiality of the guestbook system, potentially undermining the trust users place in the application.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and sanitization techniques. The most effective approach involves enabling proper parameterized queries or prepared statements that separate SQL code from user input, ensuring that malicious SQL commands cannot be executed. Additionally, the application should implement comprehensive input filtering and validation to reject or escape potentially harmful characters. Organizations should also ensure that magic_quotes_gpc is properly configured or that alternative input sanitization measures are implemented. From a defensive standpoint, this vulnerability aligns with ATT&CK technique T1190, which describes exploitation of vulnerabilities in web applications through SQL injection attacks. System administrators should also consider implementing web application firewalls and regular security assessments to detect and prevent such attacks. The remediation process requires immediate attention, as this vulnerability represents a significant risk to the overall security posture of any system hosting the vulnerable Sava s Guestbook application.