CVE-2008-0678 in BlogPHP
Summary
by MITRE
SQL injection vulnerability in index.php in BlogPHP 2.0 allows remote attackers to execute arbitrary SQL commands via the id parameter in a page action.
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Analysis
by VulDB Data Team • 10/15/2024
The vulnerability identified as CVE-2008-0678 represents a critical sql injection flaw in BlogPHP 2.0's index.php script that enables remote attackers to execute arbitrary sql commands through the id parameter in page actions. This vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection vulnerabilities where untrusted data is incorporated into sql queries without proper sanitization or validation. The flaw exists in the web application's input handling mechanism where user-supplied data from the id parameter is directly concatenated into sql query strings without adequate escaping or parameterization techniques. The attack vector is particularly dangerous as it allows remote exploitation without requiring authentication or privileged access, making it a severe security risk for any system running the vulnerable BlogPHP version.
The technical implementation of this vulnerability stems from improper input validation within the blog application's core processing logic. When a user accesses a page action through the index.php script, the application accepts the id parameter directly from the http request without any sanitization measures. This parameter is then used to construct sql queries that retrieve or manipulate blog content, database records, or user information. The lack of proper input filtering creates an environment where malicious users can inject sql payload strings that alter the intended query execution path. Attackers can leverage this vulnerability to extract sensitive database information, modify or delete content, escalate privileges, or even gain unauthorized access to the underlying database system. The vulnerability demonstrates poor secure coding practices that violate fundamental security principles for data handling and query construction.
The operational impact of CVE-2008-0678 extends beyond simple data compromise to encompass complete system exposure and potential data breaches. Successful exploitation can result in unauthorized data access, data corruption, or complete database takeover scenarios that compromise the integrity and availability of the blog application. Organizations running vulnerable BlogPHP installations face significant risks including loss of intellectual property, customer data exposure, regulatory compliance violations, and potential legal consequences. The vulnerability's remote exploitability means that attackers can target systems from anywhere on the internet without requiring physical access or insider knowledge. This makes it particularly attractive to automated attack tools and malicious actors seeking to compromise multiple systems simultaneously. The impact is further amplified by the fact that blog applications often contain sensitive user information, administrative credentials, or business-critical content that could be leveraged for additional attacks or financial gain.
Mitigation strategies for CVE-2008-0678 must address both immediate remediation and long-term security improvements. The primary solution involves implementing proper input validation and parameterized queries to prevent sql injection attacks. Organizations should upgrade to patched versions of BlogPHP or implement proper input sanitization measures that escape or validate all user-supplied data before incorporating it into sql queries. This approach aligns with the secure coding practices recommended by the owasp foundation and the mitre attack framework, which emphasize the importance of input validation and query parameterization. Additional protective measures include implementing web application firewalls, conducting regular security assessments, monitoring for suspicious sql activity, and establishing proper access controls. System administrators should also consider implementing database user permissions that limit the privileges of web applications and employ principle of least privilege concepts to minimize potential damage from successful exploitation attempts. The vulnerability serves as a critical reminder of the importance of regular security updates and proper code review processes in preventing sql injection attacks that can compromise entire systems.