CVE-2019-12041 Explained : Impact and Mitigation

Remarkable 1.7.1's lib/common/html_re.js file is susceptible to Regular Expression Denial of Service (ReDoS) attacks when encountering a CDATA section.

Understanding CVE-2019-12041

This CVE identifies a vulnerability in remarkable 1.7.1 that can be exploited through ReDoS attacks.

What is CVE-2019-12041?

The lib/common/html_re.js file in remarkable 1.7.1 allows ReDoS via a CDATA section.

The Impact of CVE-2019-12041

The vulnerability can lead to denial of service attacks by exploiting the Regular Expression functionality.

Technical Details of CVE-2019-12041

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability in lib/common/html_re.js in remarkable 1.7.1 enables ReDoS attacks through CDATA sections.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

The vulnerability is exploited by triggering ReDoS attacks when encountering a CDATA section.

Mitigation and Prevention

Protective measures to address CVE-2019-12041.

Immediate Steps to Take

Update remarkable to a patched version.
Implement input validation to prevent malicious inputs.

Long-Term Security Practices

Regularly monitor and update dependencies to mitigate future vulnerabilities.

Patching and Updates

Apply patches and updates provided by the software vendor to address the vulnerability.