From 5c802b177246e75b4e657f32b33516a9f1877a41 Mon Sep 17 00:00:00 2001
From: Geeknik Labs <466878+geeknik@users.noreply.github.com>
Date: Thu, 30 Sep 2021 12:19:17 -0500
Subject: [PATCH 1/2] Create CVE-2021-41826.yaml

Add CVE-2021-41826, PlaceOS 1.2109.1 - Open Redirection
---
 cves/2021/CVE-2021-41826.yaml | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 cves/2021/CVE-2021-41826.yaml

diff --git a/cves/2021/CVE-2021-41826.yaml b/cves/2021/CVE-2021-41826.yaml
new file mode 100644
index 0000000000..1002552521
--- /dev/null
+++ b/cves/2021/CVE-2021-41826.yaml
@@ -0,0 +1,30 @@
+id: CVE-2021-41826
+
+info:
+  name: PlaceOS 1.2109.1 - Open Redirection
+  author: geeknik
+  severity: low
+  description: PlaceOS Authentication Service before 1.29.10.0 allows app/controllers/auth/sessions_controller.rb open redirect
+  reference:
+    - https://github.com/PlaceOS/auth/issues/36
+    - https://www.exploit-db.com/exploits/50359
+    - https://nvd.nist.gov/vuln/detail/CVE-2021-41826
+  tags: cve,cve2021,placeos,redirect
+
+requests:
+  - method: GET
+    path:
+      - "{{BaseURL}}/auth/logout?continue=//example.com"
+
+    matchers-condition: and
+    matchers:
+
+      - type: status
+        status:
+          - 302
+          - 301
+
+      - type: regex
+        part: header
+        words:
+          - '(?mi)(?:Location\s*?:\s*?)((?:https?:\/\/|\/\/?))?(?:[a-zA-Z0-9\-_\.@]*)example\.com.*'

From ed07a9924230ecc7a8f9aef4936d8076298c34c4 Mon Sep 17 00:00:00 2001
From: Prince Chaddha <cyberbossprince@gmail.com>
Date: Mon, 4 Oct 2021 22:20:00 +0530
Subject: [PATCH 2/2] Update CVE-2021-41826.yaml

---
 cves/2021/CVE-2021-41826.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cves/2021/CVE-2021-41826.yaml b/cves/2021/CVE-2021-41826.yaml
index 1002552521..98cd0f66a4 100644
--- a/cves/2021/CVE-2021-41826.yaml
+++ b/cves/2021/CVE-2021-41826.yaml
@@ -23,8 +23,9 @@ requests:
         status:
           - 302
           - 301
+        condition: or
 
       - type: regex
         part: header
         words:
-          - '(?mi)(?:Location\s*?:\s*?)((?:https?:\/\/|\/\/?))?(?:[a-zA-Z0-9\-_\.@]*)example\.com.*'
+          - '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)(?:[a-zA-Z0-9\-_\.@]*)example\.com.*$'