CVE-2017-15404 : Exploit Details and Defense Strategies
Learn about CVE-2017-15404, a vulnerability in Chrome OS Crash Reporting that could allow local attackers to escalate privileges through crafted HTML pages. Find out how to mitigate this security risk.
Chrome OS Crash Reporting Vulnerability
Understanding CVE-2017-15404
What is CVE-2017-15404?
Chrome OS prior to version 61.0.3163.113 had a vulnerability in Crash Reporting that mishandled crash dumps and symlinks under root privileges, allowing local attackers to escalate privileges.
The Impact of CVE-2017-15404
This vulnerability could be exploited by a local attacker through a crafted HTML page, leading to a local privilege escalation.
Technical Details of CVE-2017-15404
Vulnerability Description
The vulnerability in Chrome OS Crash Reporting allowed local privilege escalation through improper handling of crash dumps and symlinks under root privileges.
Affected Systems and Versions
- Product: Chrome
- Vendor: Google
- Versions Affected: < 61.0.3163.113
Exploitation Mechanism
The vulnerability could be exploited by a local attacker through a carefully crafted HTML page.
Mitigation and Prevention
Immediate Steps to Take
- Update Chrome OS to version 61.0.3163.113 or higher.
- Avoid visiting untrusted websites or clicking on suspicious links.
Long-Term Security Practices
- Regularly update software and applications to patch known vulnerabilities.
- Implement the principle of least privilege to limit user access rights.
Patching and Updates
Ensure that Chrome OS is regularly updated to the latest version to mitigate security risks.