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@seoonju seoonju commented Jul 15, 2025

πŸ” Security Patch Summary

πŸ—‚οΈ 1. contributions.js

πŸ”Ž SAST Analysis Summary

1-1. [Vulnerability] Code Injection

1-2. [Vulnerability] Code Injection

1-3. [Vulnerability] Code Injection

πŸ€– LLM Analysis Summary

🐞 Vulnerability Description

  • 이 μ½”λ“œμ—μ„œλŠ” eval() ν•¨μˆ˜λ₯Ό μ‚¬μš©ν•˜μ—¬ μ‚¬μš©μž μž…λ ₯을 ν‰κ°€ν•˜κ³  μžˆμŠ΅λ‹ˆλ‹€. eval() ν•¨μˆ˜λŠ” μ „λ‹¬λœ λ¬Έμžμ—΄μ„ μ½”λ“œλ‘œ μ‹€ν–‰ν•˜κΈ° λ•Œλ¬Έμ—, μ‚¬μš©μžλ‘œλΆ€ν„° μ „λ‹¬λœ μž…λ ₯이 κ·ΈλŒ€λ‘œ 싀행될 수 μžˆλŠ” λ³΄μ•ˆ 취약점이 μ‘΄μž¬ν•©λ‹ˆλ‹€.

⚠️ Potential Risks

  • κ³΅κ²©μžκ°€ μ•…μ˜μ μΈ μž…λ ₯을 톡해 μž„μ˜μ˜ JavaScript μ½”λ“œλ₯Ό μ‹€ν–‰ν•  수 있으며, μ΄λŠ” μ‹œμŠ€ν…œ λͺ…λ Ήμ–΄ μ‹€ν–‰, 데이터 유좜, μ„œλΉ„μŠ€ κ±°λΆ€ 곡격 λ“± λ‹€μ–‘ν•œ λ³΄μ•ˆ 문제λ₯Ό μ•ΌκΈ°ν•  수 μžˆμŠ΅λ‹ˆλ‹€.

πŸ›  Recommended Fix

  • eval() ν•¨μˆ˜λ₯Ό μ‚¬μš©ν•˜μ§€ μ•Šκ³ , λŒ€μ‹  μ•ˆμ „ν•œ 데이터 νŒŒμ‹± 방법을 μ‚¬μš©ν•΄μ•Ό ν•©λ‹ˆλ‹€. 이 경우, parseInt() ν•¨μˆ˜λ₯Ό μ‚¬μš©ν•˜μ—¬ μž…λ ₯ 값을 μ •μˆ˜λ‘œ λ³€ν™˜ν•¨μœΌλ‘œμ¨ λ³΄μ•ˆ 문제λ₯Ό ν•΄κ²°ν•  수 μžˆμŠ΅λ‹ˆλ‹€.

πŸ“Ž References

  • parseInt() ν•¨μˆ˜λŠ” λ¬Έμžμ—΄μ„ μ •μˆ˜λ‘œ λ³€ν™˜ν•˜λ©°, λ³€ν™˜ν•  수 μ—†λŠ” 경우 NaN을 λ°˜ν™˜ν•©λ‹ˆλ‹€. 이λ₯Ό 톡해 μž…λ ₯ κ°’μ˜ μœ νš¨μ„±μ„ 검증할 수 μžˆμŠ΅λ‹ˆλ‹€.

πŸ—‚οΈ 2. index.js

πŸ”Ž SAST Analysis Summary

2-1. [Vulnerability] Open Redirect

  • #️⃣ Line: 72
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
  • πŸ”— Reference: https://cheatsheetseries.owasp.org/cheatsheets/Unvalidated_Redirects_and_Forwards_Cheat_Sheet.html
  • ✍️ Message: The application redirects to a URL specified by user-supplied input req that is not validated. This could redirect users to malicious locations. Consider using an allow-list approach to validate URLs, or warn users they are being redirected to a third-party website.

πŸ€– LLM Analysis Summary

🐞 Vulnerability Description

이 μ½”λ“œμ—μ„œλŠ” μ‚¬μš©μžκ°€ μ œκ³΅ν•œ μž…λ ₯값인 req.query.url을 톡해 λ¦¬λ‹€μ΄λ ‰μ…˜μ„ μˆ˜ν–‰ν•˜κ³  μžˆμŠ΅λ‹ˆλ‹€. 이둜 인해 μ‚¬μš©μžκ°€ μ•…μ˜μ μΈ μ‚¬μ΄νŠΈλ‘œ λ¦¬λ‹€μ΄λ ‰μ…˜λ  수 μžˆλŠ” Open Redirect 취약점이 λ°œμƒν•  수 μžˆμŠ΅λ‹ˆλ‹€.

⚠️ Potential Risks

κ³΅κ²©μžλŠ” μ‚¬μš©μžλ₯Ό ν”Όμ‹± μ‚¬μ΄νŠΈλ‚˜ μ•…μ„± μ›Ήμ‚¬μ΄νŠΈλ‘œ λ¦¬λ‹€μ΄λ ‰μ…˜ν•˜μ—¬ λ―Όκ°ν•œ 정보λ₯Ό νƒˆμ·¨ν•˜κ±°λ‚˜ μ•…μ„± μ†Œν”„νŠΈμ›¨μ–΄λ₯Ό μ„€μΉ˜ν•  수 μžˆμŠ΅λ‹ˆλ‹€.

πŸ›  Recommended Fix

μ‚¬μš©μžκ°€ μ œκ³΅ν•œ URL을 κ²€μ¦ν•˜μ—¬ μ‹ λ’°ν•  수 μžˆλŠ” λ„λ©”μΈμœΌλ‘œλ§Œ λ¦¬λ‹€μ΄λ ‰μ…˜λ˜λ„λ‘ ν•©λ‹ˆλ‹€. 이λ₯Ό μœ„ν•΄ ν—ˆμš©λœ 도메인 λͺ©λ‘(allow-list)을 μ‚¬μš©ν•˜κ±°λ‚˜, μ‚¬μš©μžκ°€ μ™ΈλΆ€ μ‚¬μ΄νŠΈλ‘œ λ¦¬λ‹€μ΄λ ‰μ…˜λ  λ•Œ κ²½κ³  λ©”μ‹œμ§€λ₯Ό ν‘œμ‹œν•˜λŠ” 방법을 κ³ λ €ν•  수 μžˆμŠ΅λ‹ˆλ‹€.

πŸ“Ž References

이 μˆ˜μ •μ€ μ‚¬μš©μžκ°€ μ œκ³΅ν•œ URL의 호슀트 이름을 ν—ˆμš©λœ 도메인 λͺ©λ‘κ³Ό λΉ„κ΅ν•˜μ—¬ κ²€μ¦ν•©λ‹ˆλ‹€. 이λ₯Ό 톡해 μ‹ λ’°ν•  수 μžˆλŠ” λ„λ©”μΈμœΌλ‘œλ§Œ λ¦¬λ‹€μ΄λ ‰μ…˜μ΄ ν—ˆμš©λ©λ‹ˆλ‹€. ν•„μš”μ— 따라 allowedDomains λͺ©λ‘μ„ 적절히 μ—…λ°μ΄νŠΈν•΄μ•Ό ν•©λ‹ˆλ‹€.

πŸ—‚οΈ 3. server.js

πŸ”Ž SAST Analysis Summary

3-1. [Vulnerability] Cryptographic Issues

  • #️⃣ Lines: 78 ~ 102
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-522: Insufficiently Protected Credentials
  • πŸ”— Reference: https://owasp.org/Top10/A04_2021-Insecure_Design
  • ✍️ Message: Don’t use the default session cookie name Using the default session cookie name can open your app to attacks. The security issue posed is similar to X-Powered-By: a potential attacker can use it to fingerprint the server and target attacks accordingly.

3-2. [Vulnerability] Cryptographic Issues

  • #️⃣ Lines: 78 ~ 102
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-522: Insufficiently Protected Credentials
  • πŸ”— Reference: https://owasp.org/Top10/A04_2021-Insecure_Design
  • ✍️ Message: Default session middleware settings: domain not set. It indicates the domain of the cookie; use it to compare against the domain of the server in which the URL is being requested. If they match, then check the path attribute next.

3-3. [Vulnerability] Cryptographic Issues

  • #️⃣ Lines: 78 ~ 102
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-522: Insufficiently Protected Credentials
  • πŸ”— Reference: https://owasp.org/Top10/A04_2021-Insecure_Design
  • ✍️ Message: Default session middleware settings: expires not set. Use it to set expiration date for persistent cookies.

3-4. [Vulnerability] Cryptographic Issues

  • #️⃣ Lines: 78 ~ 102
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-522: Insufficiently Protected Credentials
  • πŸ”— Reference: https://owasp.org/Top10/A04_2021-Insecure_Design
  • ✍️ Message: Default session middleware settings: httpOnly not set. It ensures the cookie is sent only over HTTP(S), not client JavaScript, helping to protect against cross-site scripting attacks.

3-5. [Vulnerability] Cryptographic Issues

  • #️⃣ Lines: 78 ~ 102
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-522: Insufficiently Protected Credentials
  • πŸ”— Reference: https://owasp.org/Top10/A04_2021-Insecure_Design
  • ✍️ Message: Default session middleware settings: path not set. It indicates the path of the cookie; use it to compare against the request path. If this and domain match, then send the cookie in the request.

3-6. [Vulnerability] Cryptographic Issues

  • #️⃣ Lines: 78 ~ 102
  • πŸ›‘οΈ Severity: WARNING
  • πŸ”– CWE-522: Insufficiently Protected Credentials
  • πŸ”— Reference: https://owasp.org/Top10/A04_2021-Insecure_Design
  • ✍️ Message: Default session middleware settings: secure not set. It ensures the browser only sends the cookie over HTTPS.

πŸ€– LLM Analysis Summary

🐞 Vulnerability Description

  • ν˜„μž¬ μ„Έμ…˜ 미듀웨어 μ„€μ •μ—μ„œ domain, expires, httpOnly, path, secure μ˜΅μ…˜μ΄ μ„€μ •λ˜μ§€ μ•Šμ•˜μŠ΅λ‹ˆλ‹€. μ΄λŠ” μ„Έμ…˜ μΏ ν‚€κ°€ μΆ©λΆ„νžˆ λ³΄ν˜Έλ˜μ§€ μ•Šμ„ 수 μžˆμŒμ„ μ˜λ―Έν•©λ‹ˆλ‹€. λ˜ν•œ, κΈ°λ³Έ μ„Έμ…˜ μΏ ν‚€ 이름을 μ‚¬μš©ν•˜κ³  μžˆμ–΄ κ³΅κ²©μžκ°€ μ„œλ²„λ₯Ό μ‹λ³„ν•˜κ³  곡격을 μ‹œλ„ν•  수 μžˆμŠ΅λ‹ˆλ‹€.

⚠️ Potential Risks

  • μ΄λŸ¬ν•œ μ„€μ • 뢀쑱은 μ„Έμ…˜ ν•˜μ΄μž¬ν‚Ή, XSS 곡격, μΏ ν‚€ νƒˆμ·¨ λ“±μ˜ λ³΄μ•ˆ 취약점을 μ΄ˆλž˜ν•  수 μžˆμŠ΅λ‹ˆλ‹€. 특히 HTTPSλ₯Ό μ‚¬μš©ν•˜μ§€ μ•ŠλŠ” 경우, λ„€νŠΈμ›Œν¬λ₯Ό 톡해 μ „μ†‘λ˜λŠ” μΏ ν‚€κ°€ μ‰½κ²Œ κ°€λ‘œμ±„μ§ˆ 수 μžˆμŠ΅λ‹ˆλ‹€.

πŸ›  Recommended Fix

  • domain, expires, httpOnly, path, secure μ˜΅μ…˜μ„ 적절히 μ„€μ •ν•˜μ—¬ μ„Έμ…˜ μΏ ν‚€μ˜ λ³΄μ•ˆμ„ κ°•ν™”ν•©λ‹ˆλ‹€. λ˜ν•œ, κΈ°λ³Έ μ„Έμ…˜ μΏ ν‚€ 이름 λŒ€μ‹  μ»€μŠ€ν…€ 이름을 μ‚¬μš©ν•˜μ—¬ μ„œλ²„ 식별을 μ–΄λ ΅κ²Œ ν•©λ‹ˆλ‹€.

πŸ“Ž References

  • domain 섀정은 μ‹€μ œ μ‚¬μš© 쀑인 λ„λ©”μΈμœΌλ‘œ λ³€κ²½ν•΄μ•Ό ν•©λ‹ˆλ‹€.
  • secure μ˜΅μ…˜μ„ μ‚¬μš©ν•˜λ €λ©΄ HTTPS μ„œλ²„λ₯Ό μ„€μ •ν•΄μ•Ό ν•©λ‹ˆλ‹€.

πŸ’‰ Fix Details

All vulnerable code paths have been refactored to use parameterized queries or input sanitization as recommended in the references above. Please refer to the diff for exact code changes.


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