From 8099d4285809f73383d174c63602ef72b3ac7c26 Mon Sep 17 00:00:00 2001
From: mskowron <mskowron@cloudflare.com>
Date: Fri, 30 Sep 2022 11:41:15 +0100
Subject: [PATCH] Disclose Cloudflare goflow vulnerability

---
 2022/2xxx/CVE-2022-2529.json | 108 ++++++++++++++++++++++++++++++++---
 1 file changed, 101 insertions(+), 7 deletions(-)

diff --git a/2022/2xxx/CVE-2022-2529.json b/2022/2xxx/CVE-2022-2529.json
index 04a07ed29aa..14f6d3ef45f 100644
--- a/2022/2xxx/CVE-2022-2529.json
+++ b/2022/2xxx/CVE-2022-2529.json
@@ -1,18 +1,112 @@
 {
-    "data_type": "CVE",
-    "data_format": "MITRE",
-    "data_version": "4.0",
     "CVE_data_meta": {
+        "ASSIGNER": "cna@cloudflare.com",
         "ID": "CVE-2022-2529",
-        "ASSIGNER": "cve@mitre.org",
-        "STATE": "RESERVED"
+        "STATE": "PUBLIC",
+        "TITLE": "Multiple DoS Attack Vectors in sflow packet handling"
     },
+    "affects": {
+        "vendor": {
+            "vendor_data": [
+                {
+                    "product": {
+                        "product_data": [
+                            {
+                                "product_name": "goflow",
+                                "version": {
+                                    "version_data": [
+                                        {
+                                            "platform": "Go",
+                                            "version_affected": "<",
+                                            "version_value": "3.4.4"
+                                        }
+                                    ]
+                                }
+                            }
+                        ]
+                    },
+                    "vendor_name": "Cloudflare"
+                }
+            ]
+        }
+    },
+    "credit": [
+        {
+            "lang": "eng",
+            "value": "Justin Timperio, Chase Hiltz"
+        }
+    ],
+    "data_format": "MITRE",
+    "data_type": "CVE",
+    "data_version": "4.0",
     "description": {
         "description_data": [
             {
                 "lang": "eng",
-                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+                "value": "sflow decode package does not employ sufficient packet sanitisation which can lead to a denial of service attack. Attackers can craft malformed packets causing the process to consume large amounts of memory resulting in a denial of service.\n\n"
             }
         ]
-    }
+    },
+    "generator": {
+        "engine": "Vulnogram 0.0.9"
+    },
+    "impact": {
+        "cvss": {
+            "attackComplexity": "LOW",
+            "attackVector": "NETWORK",
+            "availabilityImpact": "HIGH",
+            "baseScore": 7.5,
+            "baseSeverity": "HIGH",
+            "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:H",
+            "version": "3.1"
+        }
+    },
+    "problemtype": {
+        "problemtype_data": [
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "CWE-20 Improper Input Validation"
+                    }
+                ]
+            },
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "CWE-400 Uncontrolled Resource Consumption"
+                    }
+                ]
+            }
+        ]
+    },
+    "references": {
+        "reference_data": [
+            {
+                "refsource": "CONFIRM",
+                "url": "https://github.com/cloudflare/goflow/security/advisories/GHSA-9rpw-2h95-666c"
+            }
+        ]
+    },
+    "solution": [
+        {
+            "lang": "eng",
+            "value": "Upgrade goflow at least to version 3.4.4"
+        }
+    ],
+    "source": {
+        "discovery": "EXTERNAL"
+    },
+    "work_around": [
+        {
+            "lang": "eng",
+            "value": "Make sure that the goflow collector is not publicly reachable."
+        }
+    ]
 }
\ No newline at end of file