Add SAST Scala security test files only#72
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amazon-pratik
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Sep 3, 2025
amazon-pratik
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- Added 158 Scala security test files from SAST repositories
- Files from sast-rules and curated-semgrep-rules repositories
- Security categories: injection, crypto, authentication, file handling, XML, network
- Clean branch with only Scala files for security analysis
- Added 158 Scala security test files from SAST repositories - Files from sast-rules and curated-semgrep-rules repositories - Security categories: injection, crypto, authentication, file handling, XML, network - Clean branch with only Scala files for security analysis
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Summary of Changes
Hello @amazon-pratik, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!
This pull request significantly enhances the project's static application security testing capabilities by integrating a substantial collection of Scala security test cases. These additions provide a robust and diverse set of examples for identifying common vulnerabilities, streamlining the process of security analysis and ensuring broader coverage against potential threats.
Highlights
- New Scala Security Test Files: This pull request introduces 158 new Scala security test files, significantly expanding the test coverage for static application security testing (SAST).
- Source Repositories: The added files are sourced from both the 'sast-rules' and 'curated-semgrep-rules' repositories, consolidating security test cases.
- Comprehensive Security Categories: The new test files cover a broad spectrum of security categories, including injection, cryptography, authentication, file handling, XML processing, and network-related vulnerabilities.
- Dedicated Security Analysis Branch: The changes are specifically designed to create a clean branch containing only Scala files, optimized for focused security analysis.
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Code Review
This pull request adds a large number of Scala files intended for security testing. The overall structure and content of these test files are appropriate for their purpose. I've identified a few issues in the test code itself that could lead to runtime exceptions or incorrect behavior. These include potential null pointer exceptions when handling cookies, incorrect argument handling, an unconventional main method signature, and a bug in an XSS stripping utility. Addressing these will improve the robustness and correctness of the test suite.
| innerValue = scriptPattern.matcher(innerValue).replaceAll("") | ||
| } | ||
| } | ||
| value |
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The stripXSS method has a bug. It performs sanitization on innerValue but returns the original, unmodified value. This defeats the purpose of the sanitization. The method should return innerValue.
| value | |
| innerValue |
| innerValue = scriptPattern.matcher(innerValue).replaceAll("") | ||
| } | ||
| } | ||
| value |
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The stripXSS method has a bug. It performs sanitization on innerValue but returns the original, unmodified value. This defeats the purpose of the sanitization. The method should return innerValue.
| value | |
| innerValue |
| for (cookie <- req.getCookies) { | ||
| cookie.getName | ||
| cookie.getValue | ||
| cookie.getPath | ||
| } |
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req.getCookies can return null if no cookies are sent with the request. Iterating on a null value with a for comprehension will result in a NullPointerException. You should add a null check to prevent this.
| for (cookie <- req.getCookies) { | |
| cookie.getName | |
| cookie.getValue | |
| cookie.getPath | |
| } | |
| for (cookie <- Option(req.getCookies).flatten) { | |
| cookie.getName | |
| cookie.getValue | |
| cookie.getPath | |
| } |
| val c: Cookie = req.getCookies.head | ||
| c.getName |
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req.getCookies can return null or an empty array. Calling .head on it can cause a NullPointerException or NoSuchElementException. This should be handled to avoid runtime exceptions.
| val c: Cookie = req.getCookies.head | |
| c.getName | |
| val c = Option(req.getCookies).flatMap(_.headOption) | |
| c.map(_.getName).orNull |
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| object WeakTLSProtocol { | ||
| def main(args: Array): Unit = { |
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The main method signature is unconventional. It uses java.lang.reflect.Array (imported on line 7) for the args parameter type, which is not a standard entry point for a Scala application. The standard signature is def main(args: Array[String]): Unit. The import on line 7 should also be removed.
| def main(args: Array): Unit = { | |
| def main(args: Array[String]): Unit = { |
| @throws[Exception] | ||
| def main(args: Array[String]): Unit = { | ||
| val doc: Document = null | ||
| val input = args(1) |
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Accessing args(1) without checking if args has at least two elements will lead to an ArrayIndexOutOfBoundsException if the program is run with fewer than two arguments.
| val input = args(1) | |
| val input = if (args.length > 1) args(1) else "default_user" |
| for (cookie <- req.getCookies) { | ||
| cookie.getName | ||
| cookie.getValue | ||
| cookie.getPath | ||
| } |
There was a problem hiding this comment.
req.getCookies can return null if no cookies are sent with the request. Iterating on a null value with a for comprehension will result in a NullPointerException. You should add a null check to prevent this.
| for (cookie <- req.getCookies) { | |
| cookie.getName | |
| cookie.getValue | |
| cookie.getPath | |
| } | |
| for (cookie <- Option(req.getCookies).flatten) { | |
| cookie.getName | |
| cookie.getValue | |
| cookie.getPath | |
| } |
| val c: Cookie = req.getCookies.head | ||
| c.getName |
There was a problem hiding this comment.
req.getCookies can return null or an empty array. Calling .head on it can cause a NullPointerException or NoSuchElementException. This should be handled to avoid runtime exceptions.
| val c: Cookie = req.getCookies.head | |
| c.getName | |
| val c = Option(req.getCookies).flatMap(_.headOption) | |
| c.map(_.getName).orNull |
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| object WeakTLSProtocol { | ||
| def main(args: Array): Unit = { |
There was a problem hiding this comment.
The main method signature is unconventional. It uses java.lang.reflect.Array (imported on line 7) for the args parameter type, which is not a standard entry point for a Scala application. The standard signature is def main(args: Array[String]): Unit. The import on line 7 should also be removed.
| def main(args: Array): Unit = { | |
| def main(args: Array[String]): Unit = { |
| val input = if (args.length != 0) args(1) | ||
| else "guess' or '1'='1" |
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The check args.length != 0 is insufficient to prevent an ArrayIndexOutOfBoundsException. If the program is run with one argument, args.length will be 1, and accessing args(1) will still cause an exception. The check should be args.length > 1.
| val input = if (args.length != 0) args(1) | |
| else "guess' or '1'='1" | |
| val input = if (args.length > 1) args(1) | |
| else "guess' or '1'='1" |
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