CVE-2018-14820 : What You Need to Know
Learn about CVE-2018-14820, a vulnerability in Advantech WebAccess versions 8.3.1 and prior allowing external control of file names or paths, potentially leading to arbitrary file deletions. Find mitigation steps and prevention measures.
A vulnerability exists in the .dll component of Advantech WebAccess 8.3.1 and earlier, allowing external parties to control file names or paths, potentially leading to arbitrary file deletions.
Understanding CVE-2018-14820
This CVE involves a vulnerability in Advantech WebAccess versions 8.3.1 and prior that can be exploited by external parties.
What is CVE-2018-14820?
The vulnerability in the .dll component of Advantech WebAccess 8.3.1 and earlier allows external control of file names or paths, which could result in the deletion of arbitrary files during processing.
The Impact of CVE-2018-14820
The vulnerability could be exploited by malicious actors to manipulate file paths and names, potentially leading to the deletion of critical files on affected systems.
Technical Details of CVE-2018-14820
This section provides more technical insights into the CVE.
Vulnerability Description
Advantech WebAccess 8.3.1 and earlier contain a vulnerability in the .dll component that allows external control of file names or paths, enabling attackers to delete arbitrary files.
Affected Systems and Versions
- Product: Advantech WebAccess
- Vendor: Advantech
- Versions Affected: WebAccess Versions 8.3.1 and prior
Exploitation Mechanism
The vulnerability can be exploited by external parties to manipulate file names or paths, leading to potential file deletions during processing.
Mitigation and Prevention
Protecting systems from CVE-2018-14820 is crucial to prevent unauthorized file deletions.
Immediate Steps to Take
- Apply security patches provided by Advantech promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor file system activities for any suspicious behavior.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and mitigate potential risks.
- Educate users on safe computing practices to prevent exploitation of vulnerabilities.
Patching and Updates
Advantech may release patches or updates to address the vulnerability. Stay informed about security advisories and apply patches as soon as they are available.