CVE-2017-16166: Directory Traversal in byucslabsix

byucslabsix Updated 02 Oct 2025

Summary

23/07/2018
No i
High
7.5

CVE-2017-16166: Directory Traversal in byucslabsix. Affects byucslabsix versions < 0.0.5. No fix is published. How to fix ↓

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Background

byucslabsix is an npm package used for local development. It provides functionality for resolving relative file paths. However, it is vulnerable to a directory traversal attack. This means that an attacker can exploit this vulnerability to access files outside of the intended directory root, potentially leading to the disclosure of private files on the vulnerable system.

Vulnerability Detail

The vulnerability in byucslabsix arises from its improper resolution of relative file paths. By manipulating the file path in a specific way, an attacker can traverse directories and access files outside of the intended directory root. For example, an attacker can send a GET request with a crafted file path like GET /../../../etc/passwd to retrieve the contents of the /etc/passwd file. This can result in the exposure of sensitive information.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

As there is no patch available, the best workaround is to avoid using byucslabsix in production environments. Instead, consider using an alternative package that provides similar functionality but does not suffer from the directory traversal vulnerability.

Conclusion

In conclusion, byucslabsix is vulnerable to a directory traversal attack, which can allow an attacker to access files outside of the intended directory root. As there is no patch available, it is advised to use byucslabsix only for local development purposes and switch to a different package for production environments. For further support on vulnerability remediation, please contact DevNack.com.

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FAQ

The vulnerability allows an attacker to access files outside of the intended directory root, potentially leading to the disclosure of sensitive information.

No, there is no patch available for this vulnerability in byucslabsix.

Yes, this vulnerability can be exploited remotely by sending crafted requests to the vulnerable system.

There are no known instances of this vulnerability being exploited in the wild.

If you are using byucslabsix, it is recommended to only use it for local development and avoid using it in production environments. Consider switching to a different package that does not have this vulnerability.

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How To Fix

No fixed version is published for this vulnerability.

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