CVE-2020-23161 Explained : Impact and Mitigation
Learn about CVE-2020-23161, a vulnerability in Pyrescom Termod4 time management devices allowing authenticated remote attackers to access sensitive files by manipulating the file-path in the URL. Find out how to mitigate this security risk.
Local file inclusion vulnerability in Pyrescom Termod4 time management devices allows authenticated remote attackers to access sensitive files.
Understanding CVE-2020-23161
What is CVE-2020-23161?
CVE-2020-23161 is a vulnerability in Pyrescom Termod4 time management devices that enables authenticated remote attackers to read sensitive files by manipulating the file-path in the URL.
The Impact of CVE-2020-23161
This vulnerability can lead to unauthorized access to sensitive information, potentially compromising the security and confidentiality of data stored on the affected devices.
Technical Details of CVE-2020-23161
Vulnerability Description
The vulnerability in Pyrescom Termod4 devices allows authenticated remote attackers to perform local file inclusions by manipulating the file-path in the URL.
Affected Systems and Versions
- Product: Pyrescom Termod4
- Versions affected: Before 10.04k
Exploitation Mechanism
Attackers can exploit this vulnerability by accessing the Maintenance > Logs menu and manipulating the file-path in the URL to traverse directories and read sensitive files.
Mitigation and Prevention
Immediate Steps to Take
- Implement access controls to restrict unauthorized access to sensitive functionalities.
- Regularly monitor and review access logs for any suspicious activities.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
- Keep devices and software up to date with the latest security patches.
- Educate users on secure practices to prevent unauthorized access.
Patching and Updates
Ensure that Pyrescom Termod4 devices are updated to version 10.04k or newer to mitigate the vulnerability.