CVE-2020-6136 Explained : Impact and Mitigation
Learn about CVE-2020-6136, a medium-severity SQL injection vulnerability in OS4Ed openSIS 7.3. Find out the impact, affected systems, exploitation details, and mitigation steps.
An exploitable SQL injection vulnerability exists in the DownloadWindow.php functionality of OS4Ed openSIS 7.3. A specially crafted HTTP request can lead to SQL injection, allowing an attacker to trigger this vulnerability.
Understanding CVE-2020-6136
This CVE involves a SQL injection vulnerability in OS4Ed openSIS 7.3, potentially exploited through a crafted HTTP request.
What is CVE-2020-6136?
CVE-2020-6136 is a medium-severity vulnerability that allows attackers to perform SQL injection attacks by manipulating HTTP requests.
The Impact of CVE-2020-6136
The vulnerability can be exploited by authenticated attackers to execute malicious SQL queries, potentially leading to data theft, manipulation, or unauthorized access.
Technical Details of CVE-2020-6136
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The vulnerability exists in the DownloadWindow.php functionality of OS4Ed openSIS 7.3, enabling SQL injection through specially crafted HTTP requests.
Affected Systems and Versions
- Product: OS4Ed
- Version: OS4Ed openSIS 7.3
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Scope: Changed
- Vector String: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Mitigation and Prevention
Protecting systems from CVE-2020-6136 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor and filter input to prevent SQL injection attacks.
- Implement strong authentication mechanisms to reduce the risk of unauthorized access.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and mitigate potential weaknesses.
- Educate users and administrators about secure coding practices and the risks of SQL injection.
- Employ web application firewalls to detect and block malicious traffic.
- Stay informed about security best practices and emerging threats.
Patching and Updates
Ensure that OS4Ed openSIS 7.3 is updated with the latest security patches to mitigate the SQL injection vulnerability.