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Rewterz Threat Alert – Phobos Ransomware – Active IOCs
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December 29, 2022

Rewterz Threat Advisory – CVE-2022-3709 – Sophos firewall Vulnerability

December 29, 2022

Severity

High

Analysis Summary

CVE-2022-3709

Sophos firewall is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the Webadmin import group wizard. A remote authenticated attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim’s Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials and achieve super-admin privilege escalation.

Impact

Cross-Site Scripting

Indicators Of Compromise

CVE

  • CVE-2022-3709

Affected Vendors

Sophos

Affected Products

  • Sophos Firewall 19.4

Remediation

Refer to Sophos Security Advisory for patch, upgrade or suggested workaround information. 

Sophos Security Advisory

  • 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
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