CVE-2020-15970 : What You Need to Know
Learn about CVE-2020-15970, a critical use-after-free vulnerability in Google Chrome before 86.0.4240.75 that could allow a remote attacker to escape the sandbox environment.
A use-after-free vulnerability in NFC in Google Chrome before version 86.0.4240.75 could allow a remote attacker to escape the sandbox via a malicious HTML page.
Understanding CVE-2020-15970
This CVE involves a critical security issue in Google Chrome that could lead to a sandbox escape.
What is CVE-2020-15970?
This CVE identifies a use-after-free vulnerability in the NFC component of Google Chrome, which could be exploited by a remote attacker to potentially escape the browser's sandbox environment.
The Impact of CVE-2020-15970
The vulnerability could allow an attacker who has compromised the renderer process to execute arbitrary code outside the sandbox, posing a significant security risk to affected systems.
Technical Details of CVE-2020-15970
This section provides more in-depth technical information about the CVE.
Vulnerability Description
The use-after-free vulnerability in NFC in Google Chrome before 86.0.4240.75 could be exploited by an attacker to escape the sandbox through a crafted HTML page.
Affected Systems and Versions
- Product: Chrome
- Vendor: Google
- Versions Affected: Less than 86.0.4240.75
Exploitation Mechanism
The vulnerability could be exploited by a remote attacker who has already compromised the renderer process, leveraging a specially crafted HTML page to trigger the use-after-free condition.
Mitigation and Prevention
Protecting systems from this vulnerability requires immediate action and long-term security measures.
Immediate Steps to Take
- Update Google Chrome to version 86.0.4240.75 or newer to mitigate the vulnerability.
- Avoid clicking on suspicious links or visiting untrusted websites to reduce the risk of exploitation.
Long-Term Security Practices
- Regularly update software and applications to patch known vulnerabilities.
- Implement strong security measures such as firewalls and antivirus software to enhance overall system security.
Patching and Updates
- Stay informed about security updates for Google Chrome and apply patches promptly to address any new vulnerabilities.