feat: add mandatory test 6.1.47

Author: christopher-exx

csaf_2_1/mandatoryTests.js

@@ -47,3 +47,4 @@ export { mandatoryTest_6_1_38 } from './mandatoryTests/mandatoryTests_6_1_38.js'
 export { mandatoryTest_6_1_39 } from './mandatoryTests/mandatoryTest_6_1_39.js'
 export { mandatoryTest_6_1_40 } from './mandatoryTests/mandatoryTest_6_1_40.js'
 export { mandatoryTest_6_1_41 } from './mandatoryTests/mandatoryTest_6_1_41.js'
+export { mandatoryTest_6_1_47 } from './mandatoryTests/mandatoryTest_6_1_47.js'

csaf_2_1/mandatoryTests/mandatoryTest_6_1_47.js

@@ -0,0 +1,107 @@
+import Ajv from 'ajv/dist/jtd.js'
+
+const ajv = new Ajv()
+
+/*
+  This is the jtd schema that needs to match the input document so that the
+  test is activated. If this schema doesn't match it normally means that the input
+  document does not validate against the csaf json schema or optional fields that
+  the test checks are not present.
+ */
+const inputSchema = /** @type {const} */ ({
+  additionalProperties: true,
+  properties: {
+    document: {
+      additionalProperties: true,
+      properties: {
+        tracking: {
+          additionalProperties: true,
+          properties: {
+            id: { type: 'string' },
+          },
+        },
+      },
+    },
+    vulnerabilities: {
+      elements: {
+        additionalProperties: true,
+        optionalProperties: {
+          cve: { type: 'string' },
+          ids: {
+            elements: {
+              additionalProperties: true,
+              optionalProperties: {
+                text: { type: 'string' },
+              },
+            },
+          },
+          metrics: {
+            elements: {
+              additionalProperties: true,
+              optionalProperties: {
+                content: {
+                  additionalProperties: true,
+                  properties: {
+                    ssvc_v1: {
+                      additionalProperties: true,
+                      properties: {
+                        id: { type: 'string' },
+                      },
+                    },
+                  },
+                },
+              },
+            },
+          },
+        },
+      },
+    },
+  },
+})
+
+const validateInput = ajv.compile(inputSchema)
+
+/**
+ * This implements the mandatory test 6.1.47 of the CSAF 2.1 standard.
+ *
+ * @param {any} doc
+ */
+export function mandatoryTest_6_1_47(doc) {
+  const ctx = {
+    errors:
+      /** @type {Array<{ instancePath: string; message: string }>} */ ([]),
+    isValid: true,
+  }
+
+  if (!validateInput(doc)) {
+    return ctx
+  }
+
+  doc.vulnerabilities.forEach((vulnerability, vulnerabilityIndex) => {
+    vulnerability.metrics?.forEach((metric, metricIndex) => {
+      const ssvcId = metric.content?.ssvc_v1.id
+      if (ssvcId === doc.document.tracking.id) {
+        if (doc.vulnerabilities.length > 1) {
+          ctx.isValid = false
+          ctx.errors.push({
+            instancePath: `/vulnerabilities/${vulnerabilityIndex}/metrics/${metricIndex}/content/ssvc_v1/id`,
+            message:
+              'the ssvc id equals the `document/tracking/id` even the csaf document has multiple vulnerabilities',
+          })
+        }
+      } else {
+        const idTexts = vulnerability.ids?.map((id) => id.text)
+        if (ssvcId !== vulnerability.cve && !idTexts?.includes(ssvcId)) {
+          ctx.isValid = false
+          ctx.errors.push({
+            instancePath: `/vulnerabilities/${vulnerabilityIndex}/metrics/${metricIndex}/content/ssvc_v1/id`,
+            message:
+              'the ssvc id does neither match the `cve` nor it matches the `text` of any item in the `ids` array',
+          })
+        }
+      }
+    })
+  })
+
+  return ctx
+}

tests/csaf_2_1/mandatoryTest_6_1_47.js

@@ -0,0 +1,8 @@
+import assert from 'node:assert/strict'
+import { mandatoryTest_6_1_47 } from '../../csaf_2_1/mandatoryTests/mandatoryTest_6_1_47.js'
+
+describe('mandatoryTest_6_1_47', function () {
+  it('only runs on relevant documents', function () {
+    assert.equal(mandatoryTest_6_1_47({ document: 'mydoc' }).isValid, true)
+  })
+})

tests/csaf_2_1/oasis.js

@@ -34,7 +34,6 @@ const excluded = [
   '6.1.44',
   '6.1.45',
   '6.1.46',
-  '6.1.47',
   '6.1.48',
   '6.1.49',
   '6.1.50',