CVE-2019-5438 : Security Advisory and Response
Learn about CVE-2019-5438, a vulnerability in npm harp module versions <= 0.29.0 allowing path traversal using symlink. Find out the impact, affected systems, and mitigation steps.
A vulnerability in the npm harp module versions equal to or lower than 0.29.0 allows for path traversal using symlink.
Understanding CVE-2019-5438
This CVE involves a path traversal vulnerability in the npm harp module.
What is CVE-2019-5438?
The npm harp module versions equal to or lower than 0.29.0 can be exploited for path traversal by utilizing symlink.
The Impact of CVE-2019-5438
This vulnerability could allow an attacker to traverse file system paths beyond the intended directory, potentially leading to unauthorized access or data leakage.
Technical Details of CVE-2019-5438
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability allows for path traversal using symlink in npm harp module versions <= 0.29.0.
Affected Systems and Versions
- Product: harp
- Vendor: n/a
- Versions affected: Not fixed
Exploitation Mechanism
The vulnerability can be exploited by utilizing symlink to traverse file system paths.
Mitigation and Prevention
Protecting systems from CVE-2019-5438 is crucial to prevent potential exploitation.
Immediate Steps to Take
- Upgrade the npm harp module to a version higher than 0.29.0.
- Implement proper input validation to prevent path traversal attacks.
Long-Term Security Practices
- Regularly update and patch all software components to mitigate known vulnerabilities.
- Conduct security assessments and audits to identify and address potential weaknesses.
Patching and Updates
- Stay informed about security advisories related to the npm harp module.
- Apply patches and updates promptly to address any reported vulnerabilities.