CVE-2021-43930 : What You Need to Know
Learn about CVE-2021-43930 affecting Elcomplus SmartPTT. Details include impact, affected systems, exploitation mechanism, and mitigation steps to secure the system.
Elcomplus SmartPTT is vulnerable to path traversal attacks due to inadequate validation of download requests, potentially allowing malicious users to download arbitrary files from the system.
Understanding CVE-2021-43930
Elcomplus SmartPTT is affected by a vulnerability that enables path traversal attacks.
What is CVE-2021-43930?
Elcomplus SmartPTT lacks proper validation of download requests, allowing malicious users to exploit path traversal vulnerabilities and potentially download unauthorized files.
The Impact of CVE-2021-43930
- Confidentiality Impact: High
- Integrity Impact: None
- Base Score: 4.9 (Medium Severity)
- Malicious users can potentially access sensitive information stored on the system.
Technical Details of CVE-2021-43930
Elcomplus SmartPTT vulnerability details.
Vulnerability Description
- The backup and restore system of SmartPTT fails to adequately validate download requests, making it susceptible to path traversal attacks.
Affected Systems and Versions
- Affected Product: SmartPTT
- Vendor: Elcomplus
- Vulnerable Version: 1.1
Exploitation Mechanism
- Attack Vector: Network
- Privileges Required: High
- User Interaction: None
Mitigation and Prevention
Steps to address CVE-2021-43930
Immediate Steps to Take
- Upgrade SmartPTT to Version 2.3.4 or later
- Contact Elcomplus support for further assistance
Long-Term Security Practices
- Regularly update software to the latest versions
- Implement access controls to restrict unauthorized file access
Patching and Updates
- Elcomplus has released Version 2.3.4 to address the vulnerabilities
- Regularly check for security updates from Elcomplus