• Services
    • Assess
      • Compromise Assessment
      • APT Assessment
      • Penetration Testing
      • Secure Architecture Design & Review
      • Red Team Assessment
      • Purple Team Assessment
      • Social Engineering
      • Source Code Review
    • Transform
      • SOC Consultancy
      •     SOC Maturity Assessment
      •     SOC Model Evaluation
      •     SOC Gap Analysis
      •     SIEM Gap Analysis
      •     SIEM Optimization
      •     SOC Content Pack
    • Train
      • Security Awareness and Training
      • Tabletop Exercise
      • Simulated Cyber Attack Exercises
    • Respond
      • Incident Response
      • Incident Analysis
  • Managed Security
    • Managed Security Monitoring
      • Remote SOC
      • Onsite SOC
      • Hybrid SOC
    • Managed Security Services
      • Managed Detection and Response
      • Managed Endpoint Detection and Response
      • Managed Threat Intelligence
      • Managed Threat Hunting
      • Managed Risk-Based SOAR
      • Managed Penetration Testing
  • Solutions
  • Resources
    • Blog
    • Press Release
    • Threat Advisory
  • Company
    • About Us
    • Careers
    • Contact
Rewterz Threat Alert – CEO Fraud Themed Phishing Email
March 20, 2019
Rewterz Threat Advisory – 2018’s Most Exploited Unpatched Vulnerabilities in Microsoft Products
March 20, 2019

Rewterz Threat Advisory – Mozilla Firefox Multiple Vulnerabilities

March 20, 2019

Severity

High

Analysis Summary

The following CVEs have been allocated to multiple vulnerabilities found in Mozilla Firefox.

CVE-2019-9805
CVE-2019-9803
CVE-2019-9790
CVE-2019-9797
CVE-2019-9795
CVE-2019-9807
CVE-2019-9796
CVE-2019-9792
CVE-2019-9789
CVE-2019-9791
CVE-2019-9788

  • Some errors related to memory safety can be exploited to corrupt memory.
  • A use-after-free error related to DOM elements can be exploited to corrupt memory.
  • A type confusion error related to the IonMonkey just-in-time (JIT) compiler can be exploited to corrupt memory.
  • An error related to the IonMonkey JIT compiler when handling JS_OPTIMIZED_OUT can be exploited to corrupt memory.
  • A use-after-free error related to the SMIL animation controller when registering with the refresh driver can be exploited to corrupt memory.
  • An error related to the “createImageBitmap()” function can be exploited to disclose images cross-origin.
  • An error when handling the Upgrade-Insecure-Requests (UIR) specification can be exploited to bypass Content Security Policy protections.
  • An error related to the Prio library can be exploited to corrupt memory.
  • An error when handling text over an FTP connection can be exploited to spoof a modal alert message.

Impact

  • System access
  • Exposure of sensitive information
  • Spoofing 
  • Security Bypass
  • Code execution

Affected Products

Mozilla Firefox 65.x

Remediation

Upgrade to Mozilla Firefox version 66 as soon as possible.

  • Services
    • Assess
      • Compromise Assessment
      • APT Assessment
      • Penetration Testing
      • Secure Architecture Design & Review
      • Red Team Assessment
      • Purple Team Assessment
      • Social Engineering
      • Source Code Review
    • Respond
      • Incident Response
      • Incident Analysis
  • Transform
    • SOC Consultancy
    •     SOC Maturity Assessment
    •     SOC Model Evaluation
    •     SOC Gap Analysis
    •     SIEM Gap Analysis
    •     SIEM Optimization
    •     SOC Content Pack
  • Train
    • Security Awareness and Training
    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
  • Managed Security
    • Managed Security Monitoring
      • Remote SOC
      • Onsite SOC
      • Hybrid SOC
    • Managed Security Services
      • Managed Detection and Response
      • Managed Endpoint Detection and Response
      • Managed Threat Intelligence
      • Managed Threat Hunting
      • Managed Risk-Based SOAR
      • Managed Penetration Testing
  • Solutions
  • Resources
    • Blog
    • Threat Advisory
  • Company
    • About Us
    • Careers
    • Contact
COPYRIGHT © REWTERZ. ALL RIGHTS RESERVED.