CVE-2020-11420 : What You Need to Know

UPS Adapter CS141 before 1.90 is susceptible to Directory Traversal, allowing attackers with Admin or Engineer login credentials to access files and directories outside the web root folder.

Understanding CVE-2020-11420

This CVE involves a vulnerability in UPS Adapter CS141 that could be exploited by attackers to gain unauthorized access to sensitive files.

What is CVE-2020-11420?

CVE-2020-11420 refers to a Directory Traversal vulnerability in UPS Adapter CS141, enabling attackers to access files and directories beyond the intended scope.

The Impact of CVE-2020-11420

The vulnerability allows attackers to view arbitrary files and directories on the file system, although the integrity of the files remains intact as the attacker only has read access rights.

Technical Details of CVE-2020-11420

UPS Adapter CS141 before version 1.90 is affected by this vulnerability.

Vulnerability Description

The flaw permits attackers to manipulate variables referencing files, leading to unauthorized access to files and directories outside the web root folder.

Affected Systems and Versions

Product: UPS Adapter CS141
Vendor: N/A
Versions affected: Before 1.90

Exploitation Mechanism

Attackers with Admin or Engineer login credentials can exploit the vulnerability by manipulating variables to access files and directories outside the intended scope.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Upgrade UPS Adapter CS141 to version 1.90 or above to mitigate the Directory Traversal vulnerability.
Monitor and restrict access to sensitive files and directories.

Long-Term Security Practices

Regularly review and update access control policies.
Conduct security training to educate users on safe practices.

Patching and Updates

Stay informed about security advisories and updates from the vendor.
Apply patches promptly to address known vulnerabilities.