Privilege Escalation in Firefox Shell Integration

Executive Summary

This is a privilege escalation vulnerability in Firefox's Shell Integration component. It allows an attacker to gain higher access privileges than intended, potentially taking control of the affected system.

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Detection Guidance

This vulnerability is fixed in Firefox 154, Firefox ESR 140.14, and Firefox ESR 153.1. Check your installed version with commands like 'firefox --version' or 'firefox-esr --version'. If your version is older than these, the system is vulnerable.

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Impact Analysis

If exploited, this vulnerability could let an attacker perform unauthorized actions on your system, such as installing malware, accessing sensitive data, or modifying system settings. Users of affected Firefox versions are at risk until they update.

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Compliance Impact

The provided CVE data does not specify direct impacts on compliance with GDPR, HIPAA, or other standards. However, privilege escalation vulnerabilities like this can potentially lead to unauthorized access to sensitive data, which may violate compliance requirements for data protection regulations such as GDPR or HIPAA.

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Mitigation Strategies

Update Firefox to version 154 or later, Firefox ESR to version 140.14 or later, or Firefox ESR to version 153.1 or later to address the privilege escalation in the Shell Integration component.

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