CVE-2018-1000836 Explained : Impact and Mitigation

A vulnerability in bw-calendar-engine versions up to and including bw-calendar-engine-3.12.0 could lead to the disclosure of sensitive information, denial of service, SSRF, or port scanning.

Understanding CVE-2018-1000836

This CVE involves an XML External Entity (XXE) vulnerability in the XML parsing functionality of bw-calendar-engine.

What is CVE-2018-1000836?

The vulnerability in bw-calendar-engine versions up to bw-calendar-engine-3.12.0 allows for potential exploitation leading to various security risks.

The Impact of CVE-2018-1000836

The vulnerability could result in the disclosure of sensitive data, denial of service, SSRF, or port scanning, potentially through a man-in-the-middle attack or a malicious server.

Technical Details of CVE-2018-1000836

This section provides more technical insights into the vulnerability.

Vulnerability Description

The XML parsing functionality in bw-calendar-engine versions up to bw-calendar-engine-3.12.0 is susceptible to an XXE vulnerability, which can be exploited to carry out various malicious activities.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: Up to and including bw-calendar-engine-3.12.0

Exploitation Mechanism

The vulnerability can be exploited through a man-in-the-middle attack or by utilizing a malicious server.

Mitigation and Prevention

Protective measures to address and prevent the exploitation of CVE-2018-1000836.

Immediate Steps to Take

Apply security patches or updates provided by the vendor promptly.
Implement network security measures to detect and prevent potential attacks.

Long-Term Security Practices

Regularly monitor and update software to mitigate known vulnerabilities.
Conduct security assessments and audits to identify and address potential risks.

Patching and Updates

Stay informed about security advisories and updates from the bw-calendar-engine vendor.
Apply patches and updates as soon as they are released to ensure system security.