Insufficient Input Validation in Google Chrome Updater Leads to Privilege Escalation

Executive Summary

This vulnerability involves insufficient validation of untrusted input in the Updater component of Google Chrome before version 151.0.7922.72. A local attacker could exploit this by providing a malicious file to escalate privileges at the operating system level.

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Detection Guidance

This vulnerability involves insufficient validation in Google Chrome's Updater component. Detection primarily requires checking the Chrome version and monitoring for suspicious updater activity. Verify Chrome version with 'google-chrome --version' and check for unauthorized file modifications in Chrome's update directories. No specific commands are provided in the CVE details.

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Impact Analysis

If exploited, this vulnerability could allow an attacker with local access to gain higher privileges on your system, potentially leading to unauthorized control or data access. It may enable them to install malware, steal sensitive information, or perform other malicious actions.

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Compliance Impact

This vulnerability involves insufficient validation of untrusted input in Google Chrome's Updater, enabling local attackers to escalate OS-level privileges. While not directly tied to GDPR or HIPAA, such privilege escalation could lead to unauthorized access to sensitive data, potentially violating compliance requirements for data protection and confidentiality.

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Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later to address the vulnerability.

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