CVE-2023-43739 : Exploit Details and Defense Strategies
Learn about CVE-2023-43739, a critical vulnerability in Online Book Store Project version 1.0 enabling unauthenticated SQL injection attacks. Understand the impact, technical details, and mitigation steps.
A critical vulnerability has been identified in the Online Book Store Project version 1.0 that allows unauthenticated SQL injection attacks. This CVE, assigned by Fluid Attacks, has a CVSS base score of 9.8.
Understanding CVE-2023-43739
Online Book Store Project v1.0 is susceptible to an unauthenticated SQL injection vulnerability (CAPEC-66) due to improper validation of the 'bookisbn' parameter in the cart.php resource.
What is CVE-2023-43739?
The 'bookisbn' parameter in the cart.php resource does not validate received characters, allowing unfiltered injection into the database, leading to SQL injection attacks.
The Impact of CVE-2023-43739
The vulnerability can result in high confidentiality, integrity, and availability impact, with a CVSS base severity score of critical (9.8).
Technical Details of CVE-2023-43739
The vulnerability in Online Book Store Project version 1.0 stems from inadequate validation, allowing attackers to manipulate SQL queries.
Vulnerability Description
The 'bookisbn' parameter in cart.php is not properly validated, enabling threat actors to execute arbitrary SQL commands.
Affected Systems and Versions
Online Book Store Project version 1.0 is affected by this vulnerability, putting installations at risk of SQL injection attacks.
Exploitation Mechanism
Attackers can exploit this issue by injecting SQL commands through the unfiltered 'bookisbn' parameter, gaining unauthorized access to the database.
Mitigation and Prevention
To mitigate the risks associated with CVE-2023-43739, immediate actions and long-term security practices are recommended.
Immediate Steps to Take
- Patch the Online Book Store Project to address the SQL injection vulnerability.
- Implement input validation and parameterized queries to prevent SQL injection attacks.
Long-Term Security Practices
- Regularly update and monitor the security of all system components.
- Educate developers on secure coding practices to prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security advisories and apply patches promptly to protect against known vulnerabilities.