CVE-2021-30630 : What You Need to Know
Learn about CVE-2021-30630, a vulnerability in Google Chrome before 93.0.4577.82 allowing remote attackers to leak cross-origin data. Find out the impact, technical details, and mitigation steps.
A detailed overview of CVE-2021-30630, a vulnerability in Google Chrome prior to version 93.0.4577.82 that could allow a remote attacker to leak cross-origin data via a crafted HTML page.
Understanding CVE-2021-30630
This section delves into the impact, technical details, and mitigation strategies for CVE-2021-30630.
What is CVE-2021-30630?
CVE-2021-30630 is a vulnerability in the Blink component of Google Chrome that could be exploited by a remote attacker who has compromised the renderer process to leak cross-origin data through a maliciously crafted HTML page.
The Impact of CVE-2021-30630
The vulnerability in Google Chrome prior to version 93.0.4577.82 allows attackers to access cross-origin data, posing a risk to user privacy and security.
Technical Details of CVE-2021-30630
This section outlines the specifics of the vulnerability, affected systems, and the exploitation mechanism.
Vulnerability Description
Inappropriate implementation in Blink in Google Chrome before version 93.0.4577.82 enables a remote attacker to leak cross-origin data by exploiting the renderer process.
Affected Systems and Versions
Google Chrome versions prior to 93.0.4577.82 are impacted by this vulnerability, making users susceptible to data leakage attacks.
Exploitation Mechanism
Attackers who compromise the renderer process can exploit this vulnerability through a carefully crafted HTML page to access cross-origin data.
Mitigation and Prevention
Explore the necessary steps to address and prevent potential threats associated with CVE-2021-30630.
Immediate Steps to Take
Users are advised to update their Google Chrome browser to version 93.0.4577.82 or later to mitigate the risk of data leakage.
Long-Term Security Practices
Implementing secure browsing habits, avoiding suspicious websites, and keeping software up to date are essential for maintaining cybersecurity.
Patching and Updates
Regularly installing security patches and updates released by Google Chrome is crucial to defend against known vulnerabilities.