ATTACK [PTsecurity] Possible Dnsmasq <2.78 DHCPv6 Sensitive info leak (CVE-2017-14494)
Sourceptrules/open
CreatedJuly 24, 2025
UpdatedJuly 24, 2025
Classificationattempted-admin
alert udp any any -> any 547 (msg:"ATTACK [PTsecurity] Possible Dnsmasq <2.78 DHCPv6 Sensitive info leak (CVE-2017-14494)"; flow:no_stream; content:"|0C|"; depth:1; content:"|00 09|"; distance:33; within:2; content:"|00 01|"; distance:24; within:2; byte_test:2, >, 2, 0, relative, big; isdataat:!3,relative; reference:cve, 2017-14494; reference:url, security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html; reference:url, rules.ptsecurity.com; classtype:attempted-admin; sid:10002475; rev:1;)
References
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