Closed kjkurtz closed 2 weeks ago
Here are some key observations to aid the review process:
โฑ๏ธ Estimated effort to review: 2 ๐ต๐ตโชโชโช |
๐งช No relevant tests |
๐ Security concerns Authorization bypass: The new code allows requests with a "Secret" prefix in the authorization header to bypass JWT decoding. This change could potentially be exploited if not properly implemented and validated. It's crucial to ensure that this bypass is only used for intended purposes and that proper authentication and authorization checks are still performed for these requests. Additionally, the use of a simple string prefix ("Secret") for bypassing security checks could be vulnerable to spoofing if not adequately protected. |
โก Recommended focus areas for review Security Concern The new code allows bypassing JWT decoding for requests with a "Secret" prefix in the authorization header. This change might introduce security vulnerabilities if not properly implemented and validated. Potential Bug The new code assumes that the authorization header always contains a space-separated value. This might lead to errors if the header format is different or if the header is missing. |
Explore these optional code suggestions:
Category | Suggestion | Score |
Enhancement |
Improve the robustness of string comparisons in conditional statements___ **Implement a more robust check for the "Secret" prefix by trimming whitespace andusing case-insensitive comparison.** [src/auth.ts [217-219]](https://github.com/FlourishHealth/ferns-api/pull/456/files#diff-84a5d130fb4cccb80f78601d140f1d5397dc0272f94cea672a8470539fcf6dc7R217-R219) ```diff -if (req?.headers?.authorization?.split(" ")[0] === "Secret") { +const authHeader = req?.headers?.authorization?.trim(); +if (authHeader?.toLowerCase().startsWith("secret ")) { return next(); } ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 9Why: Implementing a more robust check by trimming whitespace and using a case-insensitive comparison enhances reliability and prevents potential errors due to formatting issues in the authorization header. | 9 |
Best practice |
Use a constant for string literals to improve code maintainability___ **Consider using a constant for the "Secret" prefix to improve maintainability andreduce the risk of typos.** [src/auth.ts [217-219]](https://github.com/FlourishHealth/ferns-api/pull/456/files#diff-84a5d130fb4cccb80f78601d140f1d5397dc0272f94cea672a8470539fcf6dc7R217-R219) ```diff -if (req?.headers?.authorization?.split(" ")[0] === "Secret") { +const SECRET_PREFIX = "Secret"; +if (req?.headers?.authorization?.split(" ")[0] === SECRET_PREFIX) { return next(); } ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 7Why: Using a constant for the "Secret" prefix improves maintainability by reducing the risk of typos and making future changes easier. This is a good practice for managing string literals. | 7 |
Maintainability |
Add logging for important conditional branches to aid in debugging and monitoring___ **Consider adding a log statement when a request with a "Secret" prefix is detected,to aid in debugging and monitoring.** [src/auth.ts [217-219]](https://github.com/FlourishHealth/ferns-api/pull/456/files#diff-84a5d130fb4cccb80f78601d140f1d5397dc0272f94cea672a8470539fcf6dc7R217-R219) ```diff if (req?.headers?.authorization?.split(" ")[0] === "Secret") { + console.log("Request with Secret prefix detected"); return next(); } ``` - [ ] **Apply this suggestion** Suggestion importance[1-10]: 6Why: Adding a log statement when a request with a "Secret" prefix is detected can be useful for debugging and monitoring, although it may not be critical, it provides valuable insights during development and troubleshooting. | 6 |
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PR Type
enhancement
Description
Changes walkthrough ๐
auth.ts
Support "Secret" prefix in authorization headers
src/auth.ts