CVE-2020-8214: Path Traversal Vulnerability in servey
Summary
CVE-2020-8214: Path traversal in servey. Affects servey versions < 3.3.2. Fixed in 3.3.2. How to fix ↓
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Background
Servey is an npm package used for conducting surveys and collecting responses. It provides a user-friendly interface for creating and managing surveys. However, versions prior to 3.3.2 are vulnerable to a path traversal attack. This vulnerability allows an attacker to read the content of any arbitrary file on the server.
Vulnerability Detail
The path traversal vulnerability in servey arises from improper input validation. By manipulating the file path parameter, an attacker can navigate outside the intended directory and access sensitive files. This can lead to unauthorized disclosure of confidential information, such as configuration files or user data. The vulnerability has a CVSS score of 7.5, indicating a high severity level.
How To Fix
Minimum fixed version
3.3.2
This is the first release that contains the fix.
npm install servey@3.3.2Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
The path traversal vulnerability in servey versions prior to 3.3.2 can allow an attacker to read the content of arbitrary files. It is crucial to upgrade to the latest version or apply alternative mitigation measures to protect against this vulnerability. For further assistance and support in vulnerability remediation, please contact DevNack.com.
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FAQ
A path traversal vulnerability allows an attacker to access files outside of the intended directory by manipulating file paths.
This vulnerability can lead to unauthorized access to sensitive files, resulting in the disclosure of confidential information.
There is no known exploit available at the moment, but it is crucial to patch the vulnerability to prevent any potential attacks.
No, only versions prior to 3.3.2 are affected. It is recommended to upgrade to the latest version to mitigate the risk.
If upgrading is not possible, you can implement a custom input validation mechanism to prevent path traversal attacks.
References
Related vulnerabilities
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