CVE-2020-11070 : What You Need to Know
Learn about CVE-2020-11070, a cross-site scripting vulnerability in SVG Sanitizer extension for TYPO3. Find out the impact, affected versions, and mitigation steps to secure your systems.
The SVG Sanitizer extension for TYPO3 has a cross-site scripting vulnerability in versions before 1.0.3. This vulnerability allows for the execution of malicious scripts on a user's browser.
Understanding CVE-2020-11070
This CVE involves a cross-site scripting vulnerability in the SVG Sanitizer extension for TYPO3.
What is CVE-2020-11070?
The SVG Sanitizer extension for TYPO3 has a vulnerability that allows for cross-site scripting attacks in versions prior to 1.0.3.
The Impact of CVE-2020-11070
The vulnerability can lead to the execution of malicious scripts on a user's browser, potentially compromising sensitive information.
Technical Details of CVE-2020-11070
This section provides technical details of the CVE.
Vulnerability Description
The vulnerability arises from the incorrect processing of slightly invalid or incomplete SVG markup, leading to unsanitized content.
Affected Systems and Versions
- Product: svg_sanitizer
- Vendor: TYPO3GmbH
- Versions Affected: < 1.0.3
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: Required
- Scope: Changed
- CVSS Score: 5.4 (Medium)
Mitigation and Prevention
Protect your systems from CVE-2020-11070 with these steps.
Immediate Steps to Take
- Update the SVG Sanitizer extension to version 1.0.3 or higher.
- Regularly monitor for security advisories and updates.
Long-Term Security Practices
- Implement input validation mechanisms to prevent XSS vulnerabilities.
- Educate developers on secure coding practices.
Patching and Updates
- Apply patches and updates promptly to address security vulnerabilities.