CVE-2022-35416 Explained : Impact and Mitigation
Discover the impact and mitigation of CVE-2022-35416, a cross-site scripting (XSS) vulnerability in H3C SSL VPN up to July 10, 2022, enabling malicious script execution.
This article discusses the CVE-2022-35416 vulnerability in H3C SSL VPN that allows for a cross-site scripting (XSS) attack through a specific cookie. Learn about the impact, technical details, and mitigation steps involved.
Understanding CVE-2022-35416
This section provides insights into the nature and consequences of the vulnerability.
What is CVE-2022-35416?
The CVE-2022-35416 vulnerability in H3C SSL VPN up to July 10, 2022, enables an attacker to execute a cross-site scripting attack using a specific cookie related to login functionality.
The Impact of CVE-2022-35416
The vulnerability allows threat actors to inject malicious scripts into web pages viewed by users, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2022-35416
Explore the specific technical aspects of the CVE, including affected systems, exploitation methods, and versions.
Vulnerability Description
H3C SSL VPN is prone to a cross-site scripting vulnerability that arises from inadequate validation of user-supplied input within the application cookie.
Affected Systems and Versions
All versions of H3C SSL VPN prior to July 10, 2022, are impacted by this vulnerability, allowing attackers to exploit the XSS issue.
Exploitation Mechanism
Exploitation of this vulnerability involves manipulating the svpnlang cookie in the wnm/login/login.json URL path, enabling malicious script injection.
Mitigation and Prevention
Learn about the essential steps to mitigate the risk posed by CVE-2022-35416 and secure systems effectively.
Immediate Steps to Take
Users should update H3C SSL VPN to the latest patched version to eliminate the XSS vulnerability and prevent potential attacks.
Long-Term Security Practices
Implement secure coding practices, input validation mechanisms, and regular security assessments to bolster overall system security.
Patching and Updates
Stay informed about security patches from H3C and promptly apply any updates released to address known vulnerabilities.