CVE-2020-21321 Explained : Impact and Mitigation
Learn about CVE-2020-21321, a CSRF vulnerability in emlog v6.0 allowing unauthorized article additions. Find mitigation steps and prevention measures here.
emlog v6.0 contains a Cross-Site Request Forgery (CSRF) vulnerability via /admin/link.php?action=addlink, enabling attackers to add articles without authorization.
Understanding CVE-2020-21321
This CVE involves a CSRF vulnerability in emlog v6.0 that allows unauthorized article additions.
What is CVE-2020-21321?
The vulnerability in emlog v6.0 permits attackers to add articles through a CSRF attack on /admin/link.php?action=addlink.
The Impact of CVE-2020-21321
Attackers can exploit this vulnerability to add arbitrary articles to the system without proper authorization.
Technical Details of CVE-2020-21321
emlog v6.0 is susceptible to a CSRF attack that compromises system integrity.
Vulnerability Description
The CSRF vulnerability in emlog v6.0 allows attackers to perform unauthorized actions, such as adding articles.
Affected Systems and Versions
- Product: emlog v6.0
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
Attackers can exploit the CSRF vulnerability by sending unauthorized requests to /admin/link.php?action=addlink.
Mitigation and Prevention
To address CVE-2020-21321, immediate actions and long-term security practices are recommended.
Immediate Steps to Take
- Implement CSRF tokens to validate requests
- Regularly monitor and audit article additions
Long-Term Security Practices
- Conduct security training to raise awareness of CSRF attacks
- Keep systems and software updated to prevent vulnerabilities
Patching and Updates
Ensure that emlog v6.0 is updated with the latest security patches to mitigate the CSRF vulnerability.