CVE-2020-8966 Explained : Impact and Mitigation
Learn about CVE-2020-8966, a Cross Site Scripting (XSS) vulnerability in Tiki-Wiki CMS software allowing malicious code injection. Find mitigation steps and update to version 21.0 for protection.
A vulnerability in Tiki-Wiki CMS allows for Cross Site Scripting (XSS) attacks, potentially enabling malicious code injection.
Understanding CVE-2020-8966
This CVE involves an XSS vulnerability in Tiki-Wiki CMS software, affecting versions up to 20.0.
What is CVE-2020-8966?
The vulnerability allows malicious users to inject scripts into legitimate web pages, posing a risk of executing unauthorized actions.
The Impact of CVE-2020-8966
- CVSS Base Score: 6.5 (Medium Severity)
- Confidentiality Impact: High
- Attack Vector: Network
- User Interaction: Required
Technical Details of CVE-2020-8966
The technical aspects of the vulnerability in Tiki-Wiki CMS.
Vulnerability Description
The flaw involves improper neutralization of script-related HTML tags, enabling attackers to inject malicious code fragments.
Affected Systems and Versions
- Product: Tiki-Wiki CMS
- Vendor: Tiki-Wiki Groupware
- Versions affected: All versions through 20.0
Exploitation Mechanism
The vulnerability allows attackers to inject and execute malicious scripts on vulnerable web pages.
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2020-8966.
Immediate Steps to Take
- Update Tiki-Wiki CMS to version 21.0
Long-Term Security Practices
- Regularly monitor and update web applications
- Implement input validation and output encoding to prevent XSS attacks
- Educate users on safe browsing habits
Patching and Updates
- Apply security patches promptly to address known vulnerabilities