CVE-2021-30530 : What You Need to Know
Learn about CVE-2021-30530, an out-of-bounds memory access vulnerability in Google Chrome prior to 91.0.4472.77, enabling remote attackers to exploit via crafted HTML pages.
Out of bounds memory access in WebAudio in Google Chrome prior to version 91.0.4472.77 allowed a remote attacker to perform out-of-bounds memory access via a crafted HTML page.
Understanding CVE-2021-30530
This section provides insights into the nature and impact of CVE-2021-30530.
What is CVE-2021-30530?
CVE-2021-30530 describes an out-of-bounds memory access vulnerability in WebAudio in Google Chrome versions before 91.0.4472.77. An attacker could exploit this issue using a specially crafted HTML page.
The Impact of CVE-2021-30530
The vulnerability allowed a remote attacker to execute out-of-bounds memory access, potentially leading to unauthorized access or further attacks on the affected system.
Technical Details of CVE-2021-30530
This section delves into specific technical aspects of the CVE-2021-30530 vulnerability.
Vulnerability Description
The vulnerability allowed for out-of-bounds memory access in the WebAudio component of Google Chrome, enabling attackers to manipulate memory beyond its intended boundaries.
Affected Systems and Versions
Google Chrome versions prior to 91.0.4472.77 are affected by this vulnerability, leaving systems running these versions at risk of exploitation.
Exploitation Mechanism
By exploiting this vulnerability via a crafted HTML page, a remote attacker could perform out-of-bounds memory access, posing a serious security risk to affected systems.
Mitigation and Prevention
In this section, find recommendations to mitigate the risks associated with CVE-2021-30530.
Immediate Steps to Take
Users are advised to update Google Chrome to version 91.0.4472.77 or later to address this vulnerability. Additionally, exercise caution when interacting with untrusted HTML content.
Long-Term Security Practices
Implementing robust security practices, such as regularly updating software and staying informed about security advisories, can help prevent similar vulnerabilities in the future.
Patching and Updates
Stay proactive in applying security patches and updates issued by Google Chrome to ensure ongoing protection against potential threats.