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Rewterz Threat Advisory – CVE-2019-1858 – Cisco Multiple Products FXOS / NX-OS SNMP Packet Processing Denial of Service Vulnerability
May 21, 2019
Rewterz Threat Advisory – CVE-2019-1649 – Cisco Secure Boot Hardware Tampering Vulnerability, also known as Thrangrycat
May 21, 2019

Rewterz Threat Advisory – CVE-2019-11634 – Citrix Multiple Products Security Bypass Vulnerability

May 21, 2019

Severity

High

Analysis Summary

A vulnerability has been identified in Citrix Workspace app and Receiver for Windows that could result in local drive access preferences not being enforced allowing an attacker read/write access to the clients local drives which could enable code execution on the client device.

Impact

Security Bypass

Affected Vendors

Citrix

Affected Products

  • Citrix Receiver for Windows 4.x
  • Citrix Workspace app for Windows 19.x

Remediation

Update to a fixed version.

Citrix Receiver for Windows: Update to version 4.9.6001.

Citrix Workspace app for Windows: Update to version 1904.

  • 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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