CVE-2017-15390 : What You Need to Know
Learn about CVE-2017-15390, a vulnerability in Google Chrome prior to 62.0.3202.62 allowing domain spoofing attacks. Find mitigation steps and long-term security practices here.
Google Chrome prior to version 62.0.3202.62 had a vulnerability in the Omnibox feature that allowed remote attackers to execute domain spoofing using crafted domain names with IDN homographs.
Understanding CVE-2017-15390
Prior to version 62.0.3202.62, Google Chrome's Omnibox feature lacked proper policy enforcement, enabling domain spoofing attacks.
What is CVE-2017-15390?
- Insufficient Policy Enforcement in Google Chrome's Omnibox allowed remote attackers to perform domain spoofing using crafted domain names with IDN homographs.
The Impact of CVE-2017-15390
- Remote attackers could exploit this vulnerability to execute domain spoofing attacks, potentially leading to phishing or other malicious activities.
Technical Details of CVE-2017-15390
Google Chrome prior to version 62.0.3202.62 was affected by a lack of proper policy enforcement in the Omnibox feature.
Vulnerability Description
- The vulnerability allowed remote attackers to execute domain spoofing by using crafted domain names with IDN homographs.
Affected Systems and Versions
- Affected Product: Google Chrome prior to 62.0.3202.62
Exploitation Mechanism
- Remote attackers could exploit the flaw by manipulating domain names with IDN homographs to perform domain spoofing.
Mitigation and Prevention
Immediate Steps to Take
- Update Google Chrome to version 62.0.3202.62 or later to mitigate the vulnerability.
- Be cautious when entering sensitive information on websites to avoid falling victim to domain spoofing attacks.
Long-Term Security Practices
- Regularly update your web browser and other software to patch known vulnerabilities.
- Educate users about the risks of domain spoofing and phishing attacks.
- Implement security awareness training to help users identify and report suspicious activities.
- Consider using security tools like anti-phishing software to enhance protection against such attacks.
Patch and Updates
- Stay informed about security updates for Google Chrome and apply patches promptly to ensure protection against known vulnerabilities.