Closed pixeebot[bot] closed 5 months ago
I'm confident in this change, but I'm not a maintainer of this project. Do you see any reason not to merge it?
If this change was not helpful, or you have suggestions for improvements, please let me know!
This change may not be a priority right now, so I'll close it. If there was something I could have done better, please let me know!
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This change replaces the usage of
java.io.File#createTempFile
withjava.nio.file.Files#createTempFile
which has more secure attributes.The
java.io.File#createTempFile()
method creates a file that is world-readable and world-writeable, which is almost never necessary. Also, the file created is placed in a predictable directory (e.g.,/tmp
). Having predictable file names, locations, and will lead to many types of vulnerabilities. History has shown that this insecure pattern can lead to information leakage, privilege escalation and even code execution.Our changes look something like this:
More reading
* [https://cwe.mitre.org/data/definitions/378.html](https://cwe.mitre.org/data/definitions/378.html) * [https://docs.fluidattacks.com/criteria/vulnerabilities/160/](https://docs.fluidattacks.com/criteria/vulnerabilities/160/) * [https://github.com/apache/druid/issues/11130](https://github.com/apache/druid/issues/11130) * [https://owasp.org/www-community/vulnerabilities/Insecure_Temporary_File](https://owasp.org/www-community/vulnerabilities/Insecure_Temporary_File) * [https://nvd.nist.gov/vuln/detail/CVE-2022-41954](https://nvd.nist.gov/vuln/detail/CVE-2022-41954) * [https://www.cvedetails.com/vulnerability-list/cwe-378/vulnerabilities.html](https://www.cvedetails.com/vulnerability-list/cwe-378/vulnerabilities.html)Powered by: pixeebot (codemod ID: pixee:java/upgrade-tempfile-to-nio)![](https://d1zaessa2hpsmj.cloudfront.net/pixel/v1/track?writeKey=2PI43jNm7atYvAuK7rJUz3Kcd6A&event=DRIP_PR%7Cingenieux%2Fawseb-deployment-plugin%7Ca02459388eabb187f282853f4de7aaaac2db57c4)