CVE-2021-25655 : What You Need to Know
Discover the details of CVE-2021-25655, a vulnerability in Avaya Aura Experience Portal allowing URL redirection attacks. Learn about impacted versions and mitigation strategies.
A vulnerability in the system Service Menu component of Avaya Aura Experience Portal could allow URL redirection to any untrusted site through a crafted attack. This CVE affects versions 7.0 through 7.2.3 (without hotfix) and 8.0.0 (without hotfix).
Understanding CVE-2021-25655
This section provides insights into the nature and impact of the CVE.
What is CVE-2021-25655?
CVE-2021-25655 involves a vulnerability in the Avaya Aura Experience Portal that enables URL redirection to malicious websites through specific attacks.
The Impact of CVE-2021-25655
The vulnerability poses a medium threat level with a CVSS base score of 4.4, allowing attackers to redirect users to untrusted sites, potentially leading to further exploitation or data compromise.
Technical Details of CVE-2021-25655
This section delves into the technical aspects of the CVE.
Vulnerability Description
The vulnerability in the system Service Menu component of Avaya Aura Experience Portal allows for unauthorized URL redirection attacks to untrusted sites, posing a risk to user security and data integrity.
Affected Systems and Versions
Affected versions include 7.0 through 7.2.3 (without hotfix) and 8.0.0 (without hotfix) of the Avaya Experience Portal.
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting specific attacks that manipulate the system Service Menu component to redirect users to malicious websites.
Mitigation and Prevention
This section outlines the steps to mitigate the risks associated with CVE-2021-25655.
Immediate Steps to Take
Users are advised to apply relevant hotfixes provided by Avaya to address the vulnerability and prevent malicious redirection attacks.
Long-Term Security Practices
Implementing secure coding practices, monitoring system logs for suspicious activities, and conducting regular security audits can help enhance system resilience against similar vulnerabilities.
Patching and Updates
Regularly updating the Avaya Aura Experience Portal to the latest patched versions can help defend against known vulnerabilities and ensure a more secure user experience.