CVE-2020-12010 : What You Need to Know

Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0, is affected by multiple relative path traversal vulnerabilities that could be exploited by authenticated users to delete files outside the application's control.

Understanding CVE-2020-12010

This CVE involves security vulnerabilities in Advantech WebAccess Node software.

What is CVE-2020-12010?

CVE-2020-12010 refers to multiple relative path traversal vulnerabilities in Advantech WebAccess Node versions 8.4.4 and earlier, as well as version 9.0.0. These vulnerabilities could permit authenticated users to delete files beyond the application's authorized scope.

The Impact of CVE-2020-12010

The vulnerabilities could be exploited by malicious users to manipulate files outside the intended boundaries of the application, potentially leading to unauthorized access or data loss.

Technical Details of CVE-2020-12010

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerabilities in Advantech WebAccess Node allow authenticated users to perform relative path traversal, enabling them to delete files located outside the application's designated control.

Affected Systems and Versions

Product: Advantech WebAccess Node
Versions Affected: WebAccess Node Version 8.4.4 and prior, WebAccess Node Version 9.0.0

Exploitation Mechanism

The vulnerabilities can be exploited by authenticated users utilizing specially crafted files to delete files beyond the application's control.

Mitigation and Prevention

Protecting systems from CVE-2020-12010 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-provided patches or updates promptly.
Implement access controls to restrict file manipulation permissions.
Monitor file system activities for suspicious behavior.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate users on secure file handling practices.
Keep software and systems up to date with the latest security patches.
Employ intrusion detection systems to identify unauthorized file access.
Consider implementing file integrity monitoring tools.
Follow security best practices to minimize the risk of file manipulation vulnerabilities.

Patching and Updates

Ensure that all affected systems are updated with the latest patches and versions provided by Advantech to mitigate the vulnerabilities.