add CVE-2019-16770 for GHSA-7xx3-m584-x994

2019/16xxx/CVE-2019-16770.json

@@ -0,0 +1,91 @@
+{
+    "CVE_data_meta": {
+        "ASSIGNER": "security-advisories@github.com",
+        "ID": "CVE-2019-16770",
+        "STATE": "PUBLIC",
+        "TITLE": "Potential DOS attack in Puma"
+    },
+    "affects": {
+        "vendor": {
+            "vendor_data": [
+                {
+                    "product": {
+                        "product_data": [
+                            {
+                                "product_name": "puma",
+                                "version": {
+                                    "version_data": [
+                                        {
+                                            "version_affected": "<",
+                                            "version_name": "< 4.3.1",
+                                            "version_value": "4.3.1"
+                                        }
+                                    ]
+                                }
+                            }
+                        ]
+                    },
+                    "vendor_name": "puma"
+                }
+            ]
+        }
+    },
+    "data_format": "MITRE",
+    "data_type": "CVE",
+    "data_version": "4.0",
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "A poorly-behaved client could use keepalive requests to monopolize Puma's reactor and create a denial of service attack.\n\nIf more keepalive connections to Puma are opened than there are threads available, additional connections will wait permanently if the attacker sends requests frequently enough."
+            }
+        ]
+    },
+    "impact": {
+        "cvss": {
+            "attackComplexity": "LOW",
+            "attackVector": "NETWORK",
+            "availabilityImpact": "LOW",
+            "baseScore": 5.3,
+            "baseSeverity": "MEDIUM",
+            "confidentialityImpact": "NONE",
+            "integrityImpact": "NONE",
+            "privilegesRequired": "NONE",
+            "scope": "UNCHANGED",
+            "userInteraction": "NONE",
+            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
+            "version": "3.1"
+        }
+    },
+    "problemtype": {
+        "problemtype_data": [
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "CWE-770 Allocation of Resources Without Limits or Throttling"
+                    }
+                ]
+            }
+        ]
+    },
+    "references": {
+        "reference_data": [
+            {
+                "name": "https://github.com/puma/puma/security/advisories/GHSA-7xx3-m584-x994",
+                "refsource": "CONFIRM",
+                "url": "https://github.com/puma/puma/security/advisories/GHSA-7xx3-m584-x994"
+            }
+        ]
+    },
+    "source": {
+        "advisory": "GHSA-7xx3-m584-x994",
+        "discovery": "UNKNOWN"
+    },
+    "work_around": [
+        {
+            "lang": "eng",
+            "value": "Reverse proxies in front of Puma could be configured to always allow less than X keepalive connections to a Puma cluster or process, where X is the number of threads configured in Puma's thread pool."
+        }
+    ]
+}