CVE-2019-1771 Explained : Impact and Mitigation
Learn about CVE-2019-1771, a vulnerability in Cisco Webex Network Recording Player allowing arbitrary code execution. Find mitigation steps and impacted versions here.
Cisco Webex Network Recording Player Arbitrary Code Execution Vulnerability
Understanding CVE-2019-1771
This CVE involves a security issue in the Cisco Webex Network Recording Player and Cisco Webex Player for Microsoft Windows, potentially allowing unauthorized individuals to run arbitrary code on compromised systems.
What is CVE-2019-1771?
The vulnerability stems from insufficient validation of Advanced Recording Format (ARF) and Webex Recording Format (WRF) files in the affected software.
The Impact of CVE-2019-1771
If exploited, attackers could execute arbitrary code on compromised systems, posing a significant security risk.
Technical Details of CVE-2019-1771
Vulnerability Description
The vulnerability allows attackers to send malicious ARF or WRF files to users, convincing them to open the files with the affected software, leading to code execution on the system.
Affected Systems and Versions
- Product: Cisco WebEx WRF Player
- Vendor: Cisco
- Versions Affected: < 39.2.205
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Privileges Required: None
- User Interaction: Required
- Impact: High confidentiality, integrity, and availability
Mitigation and Prevention
Immediate Steps to Take
- Update the affected software to a version higher than 39.2.205
- Exercise caution when opening files from unknown sources
Long-Term Security Practices
- Regularly update software and security patches
- Educate users on safe browsing and email practices
Patching and Updates
- Stay informed about security advisories from Cisco
- Implement a robust cybersecurity strategy to prevent similar vulnerabilities