ET WEB_SPECIFIC_APPS Zyxel DSL CPE Authenticated HTTP Command Injection (CVE-2024-40890)
Sourceet/open
CreatedFebruary 14, 2025
UpdatedFebruary 14, 2025
Classificationweb-application-attack
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_SPECIFIC_APPS Zyxel DSL CPE Authenticated HTTP Command Injection (CVE-2024-40890)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/pages/tabFW/disagnostic-general.cgi"; fast_pattern; http.request_body; content:"diagAddr|3d|"; pcre:"/^(?:\d+\x2e){3}\d+[\x0d\x0a]+[\w\x2f]+\x2b/R"; reference:url,vulncheck.com/blog/zyxel-http-vuln#cve-2024-40890-authenticated-http-vulnerability; reference:cve,2024-40890; classtype:web-application-attack; sid:2060109; rev:1; metadata:affected_product Zyxel, attack_target Networking_Equipment, created_at 2025_02_14, cve CVE_2024_40890, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag CISA_KEV, updated_at 2025_02_14; target:dest_ip;)
References
Metadata
affected productZyxel
attack targetNetworking_Equipment
created at2025_02_14
deploymentInternal
confidenceHigh
signature severityMajor
tagCISA_KEV
updated at2025_02_14
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