CVE-2021-27788 : Security Advisory and Response
Learn about the high-severity XSS vulnerability (CVE-2021-27788) in HCL Verse, allowing remote attackers to execute scripts in users' browsers and compromise sensitive data.
HCL Verse is susceptible to a Cross Site Scripting (XSS) vulnerability that could allow a remote attacker to execute malicious scripts in a victim's web browser.
Understanding CVE-2021-27788
This section provides insights into the nature and impact of the XSS vulnerability in HCL Verse.
What is CVE-2021-27788?
CVE-2021-27788 highlights a security flaw in HCL Verse that enables a remote unauthenticated attacker to execute scripts in a victim's browser by tricking them into clicking a specially crafted URL. This could lead to the attacker performing actions on behalf of the victim or stealing sensitive information like cookies and session tokens.
The Impact of CVE-2021-27788
The vulnerability's high severity level indicates the potential for significant confidentiality and integrity breaches on affected systems, reinforcing the critical need for prompt mitigation measures.
Technical Details of CVE-2021-27788
Explore the specifics of the vulnerability, including affected systems, exploitation mechanisms, and more.
Vulnerability Description
The XSS vulnerability in HCL Verse allows attackers to execute scripts in victims' browsers, posing a serious threat to user data security and privacy.
Affected Systems and Versions
HCL Verse version 2.x is confirmed to be impacted by this security flaw, necessitating urgent attention and remediation efforts.
Exploitation Mechanism
By manipulating users into interacting with malicious URLs, remote attackers can exploit this vulnerability to compromise victim systems.
Mitigation and Prevention
Discover immediate steps and long-term security practices to shield your system against CVE-2021-27788.
Immediate Steps to Take
Immediately update HCL Verse to the latest secure version and educate users about the risks associated with clicking on unverified links to prevent exploitation.
Long-Term Security Practices
Enforce strict URL filtering policies, conduct regular security training, and encourage a culture of cybersecurity awareness to fortify your organization against such threats.
Patching and Updates
Stay vigilant for security advisories, promptly apply patches released by HCL, and ensure proactive monitoring to detect and respond to emerging vulnerabilities effectively.