CVE-2020-18668 : Security Advisory and Response
Learn about CVE-2020-18668, a Cross Site Scripting (XSS) vulnerability in WebPort <=1.19.1. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Cross Site Scripting (XSS) vulnerability in WebPort <=1.19.1 via the description parameter to script/listcalls.
Understanding CVE-2020-18668
This CVE involves a Cross Site Scripting vulnerability in WebPort version 1.19.1 and below.
What is CVE-2020-18668?
CVE-2020-18668 is a security vulnerability that allows attackers to execute malicious scripts in a victim's web browser by injecting code through the 'description' parameter in the 'script/listcalls' function.
The Impact of CVE-2020-18668
This vulnerability can be exploited by attackers to perform various malicious actions, such as stealing sensitive information, session hijacking, defacing websites, and spreading malware.
Technical Details of CVE-2020-18668
This section provides more in-depth technical information about the CVE.
Vulnerability Description
The vulnerability exists in WebPort versions 1.19.1 and earlier due to improper input validation in the 'description' parameter of the 'script/listcalls' function, allowing for XSS attacks.
Affected Systems and Versions
- Product: WebPort
- Vendor: N/A
- Versions affected: <=1.19.1
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts into the 'description' parameter of the 'script/listcalls' function, which are then executed in the context of the victim's browser.
Mitigation and Prevention
Protecting systems from CVE-2020-18668 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update WebPort to version 1.19.1 or later to mitigate the vulnerability.
- Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
- Educate developers and users about secure coding practices and the risks of XSS attacks.
Patching and Updates
- Stay informed about security updates and patches released by the WebPort vendor to address known vulnerabilities.