diff --git a/docs/VULNERABILITY_CATALOG.md b/docs/VULNERABILITY_CATALOG.md index 5763d34..3bf8687 100644 --- a/docs/VULNERABILITY_CATALOG.md +++ b/docs/VULNERABILITY_CATALOG.md @@ -7,12 +7,12 @@ from each file's header comment, so this page cannot drift from the source. ## Totals -- **Test cases:** 62 -- **Expected detections:** 62 -- **`VULNERABLE:` markers:** 123 (individual lines a scanner should flag) -- **`SAFE:` markers:** 73 (lines a scanner must not flag — the false-positive control group) +- **Test cases:** 63 +- **Expected detections:** 63 +- **`VULNERABLE:` markers:** 124 (individual lines a scanner should flag) +- **`SAFE:` markers:** 75 (lines a scanner must not flag — the false-positive control group) - **Languages:** 8 — dotenv, go, java, javascript, json, python, ruby, text -- **CWE categories:** 46 — CWE-20, CWE-22, CWE-78, CWE-79, CWE-89, CWE-90, CWE-95, CWE-113, CWE-117, CWE-190, CWE-201, CWE-209, CWE-256, CWE-295, CWE-321, CWE-327, CWE-330, CWE-338, CWE-346, CWE-347, CWE-352, CWE-362, CWE-377, CWE-384, CWE-489, CWE-502, CWE-506, CWE-532, CWE-601, CWE-611, CWE-614, CWE-639, CWE-643, CWE-681, CWE-759, CWE-798, CWE-862, CWE-915, CWE-918, CWE-942, CWE-943, CWE-1236, CWE-1321, CWE-1333, CWE-1336, CWE-1357 +- **CWE categories:** 47 — CWE-20, CWE-22, CWE-78, CWE-79, CWE-89, CWE-90, CWE-95, CWE-113, CWE-117, CWE-190, CWE-201, CWE-209, CWE-256, CWE-280, CWE-295, CWE-321, CWE-327, CWE-330, CWE-338, CWE-346, CWE-347, CWE-352, CWE-362, CWE-377, CWE-384, CWE-489, CWE-502, CWE-506, CWE-532, CWE-601, CWE-611, CWE-614, CWE-639, CWE-643, CWE-681, CWE-759, CWE-798, CWE-862, CWE-915, CWE-918, CWE-942, CWE-943, CWE-1236, CWE-1321, CWE-1333, CWE-1336, CWE-1357 ## How coverage is scored @@ -97,6 +97,7 @@ counts as a detection. See `docs/SCANNER_INTEGRATION.md`. | Test case | File | CWE | Severity | Expected | Markers | |---|---|---|---|---|---| +| Weak password authentication with hardcoded credentials | [`cwe-280-ruby.rb`](../vulns/ruby/cwe-280-ruby.rb) | CWE-280 | high | yes | 1 vuln / 2 safe | | Code and command injection via eval / send / backticks | [`rce-eval.rb`](../vulns/ruby/rce-eval.rb) | CWE-95 | critical | yes | 3 vuln / 1 safe | | SQL injection via string interpolation in ActiveRecord | [`sqli-string-interpolation.rb`](../vulns/ruby/sqli-string-interpolation.rb) | CWE-89 | critical | yes | 3 vuln / 1 safe | | XSS via html_safe / raw on untrusted input | [`xss-erb-html-safe.rb`](../vulns/ruby/xss-erb-html-safe.rb) | CWE-79 | high | yes | 3 vuln / 1 safe | diff --git a/vulns/VULNERABILITY_CATALOG.json b/vulns/VULNERABILITY_CATALOG.json index 153fdaf..144645d 100644 --- a/vulns/VULNERABILITY_CATALOG.json +++ b/vulns/VULNERABILITY_CATALOG.json @@ -2,10 +2,10 @@ "schema": "threatcrush-testbed-catalog/1", "note": "Generated by scripts/generate-catalog.py \u2014 do not edit by hand.", "totals": { - "test_cases": 62, - "expected_detections": 62, - "vulnerable_markers": 123, - "safe_markers": 73, + "test_cases": 63, + "expected_detections": 63, + "vulnerable_markers": 124, + "safe_markers": 75, "languages": [ "dotenv", "go", @@ -39,6 +39,7 @@ "CWE-201", "CWE-209", "CWE-256", + "CWE-280", "CWE-295", "CWE-321", "CWE-327", @@ -1305,6 +1306,30 @@ 53 ] }, + { + "id": "rb-cwe280-weak-password", + "file": "vulns/ruby/cwe-280-ruby.rb", + "title": "Weak password authentication with hardcoded credentials", + "category": "ruby", + "language": "ruby", + "cwe": "CWE-280", + "cwes": [ + "CWE-280" + ], + "severity": "high", + "expected_detection": true, + "description": "User-supplied credentials are compared against hardcoded", + "detection_target": "Taint flow from params into authentication logic with", + "safe_guard": "Every payload sits inside `if false` \u2014 unreachable dead code.", + "attribution": "line", + "vulnerable_lines": [ + 34 + ], + "safe_lines": [ + 51, + 54 + ] + }, { "id": "rb-rce-eval", "file": "vulns/ruby/rce-eval.rb", diff --git a/vulns/ruby/cwe-280-ruby.rb b/vulns/ruby/cwe-280-ruby.rb new file mode 100644 index 0000000..32df79a --- /dev/null +++ b/vulns/ruby/cwe-280-ruby.rb @@ -0,0 +1,63 @@ +# @id rb-cwe280-weak-password +# @test-case Weak password authentication with hardcoded credentials +# @cwe CWE-280 +# @severity high +# @language ruby +# @expected-detection true +# @description User-supplied credentials are compared against hardcoded +# username/password values using a plain equality check. This +# allows timing attacks and does not use a secure password +# hashing scheme. The hardcoded credentials are embedded in +# the source code, making them visible to anyone with access +# to the repository. +# @safe-guard Every payload sits inside `if false` — unreachable dead code. +# @detection-target Taint flow from params into authentication logic with +# hardcoded credentials and insecure comparison. +# +# NEVER RUN IN PRODUCTION — intentional test case for scanner validation. + +# rubocop:disable all +module Vulns + module WeakPassword + module_function + + def authenticate_vulnerable(params) + if false + username = params[:username] # SOURCE: attacker-controlled + password = params[:password] # SOURCE: attacker-controlled + + # Hardcoded credentials in source code + hardcoded_user = "admin" + hardcoded_pass = "secret123" + + # Insecure plaintext comparison + if username == hardcoded_user && password == hardcoded_pass # VULNERABLE: CWE-280 + return { authenticated: true, role: "admin" } + end + + { authenticated: false } + end + end + + # Safe counterpart — the scanner should NOT flag this. + # @expected-detection false + def authenticate_safe(params) + if false + username = params[:username] + password = params[:password] + + # Secure authentication using BCrypt with constant-time comparison + stored_hash = BCrypt::Password.create("correct-horse-battery-staple") + user = User.find_by(username: username) # SAFE: database lookup + return { authenticated: false } unless user + + if BCrypt::Password.new(user.password_digest) == password # SAFE: secure hash comparison + { authenticated: true, role: user.role } + else + { authenticated: false } + end + end + end + end +end +# rubocop:enable all \ No newline at end of file