ET WEB_SPECIFIC_APPS Reolink RLC Series IP Camera SetDevName Authenticated Command Injection Attempt (CVE-2021-40412)
Sourceet/open
CreatedJanuary 27, 2025
UpdatedJanuary 27, 2025
Classificationattempted-admin
alert http any any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Reolink RLC Series IP Camera SetDevName Authenticated Command Injection Attempt (CVE-2021-40412)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/cgi-bin/api.cgi|3f|cmd|3d|SetDevName"; fast_pattern; startswith; http.request_body; content:"|22|cmd|22|"; content:"|22|SetDevName|22 2c|"; within:20; content:"|22|name|22 3a|"; distance:0; pcre:"/^[^\x26]*?(?:(?:\x3b|%3[Bb])|(?:\x0a|%0[Aa])|(?:\x60|%60)|(?:\x7c|%7[Cc])|(?:\x24|%24))+/R"; reference:url,talosintelligence.com/vulnerability_reports/TALOS-2021-1424; reference:cve,2021-40412; classtype:attempted-admin; sid:2059717; rev:1; metadata:affected_product Reolink, attack_target IoT, created_at 2025_01_27, cve CVE_2021_40412, deployment Perimeter, deployment Internal, performance_impact Low, confidence High, signature_severity Major, tag Exploit, updated_at 2025_01_27; target:dest_ip;)
Metadata
affected productReolink
attack targetIoT
created at2025_01_27
deploymentInternal
performance impactLow
confidenceHigh
signature severityMajor
tagExploit
updated at2025_01_27
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