rpc.rules

This is the snapshot of Snot Latest Rules

alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC STATD UDP monitor mon_name format string exploit attempt"; flow:to_server; content:"|00 01 86 B8|"; depth:4; offset:12; content:"|00 00 00 02|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,100,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; metadata:policy balanced-ips drop, policy security-ips drop, service sunrpc; reference:bugtraq,1480; reference:cve,2000-0666; reference:nessus,10544; classtype:attempted-admin; sid:1915; rev:14;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC STATD TCP monitor mon_name format string exploit attempt"; flow:to_server,established; content:"|00 01 86 B8|"; depth:4; offset:16; content:"|00 00 00 02|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,100,0,relative; content:"|00 00 00 00|"; depth:4; offset:8; metadata:policy balanced-ips drop, policy connectivity-ips drop, policy security-ips drop, service sunrpc; reference:bugtraq,1480; reference:cve,2000-0666; reference:nessus,10544; classtype:attempted-admin; sid:1916; rev:13;)


alert udp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap ypupdated request UDP"; flow:to_server; content:"|00 01 86 A0|"; depth:4; offset:12; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 BC|"; within:4; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:bugtraq,1749; reference:cve,1999-0208; classtype:rpc-portmap-decode; sid:1277; rev:12;)
alert tcp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap ypupdated request TCP"; flow:to_server,established; content:"|00 01 86 A0|"; depth:4; offset:16; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 BC|"; within:4; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:bugtraq,1749; reference:cve,1999-0208; classtype:rpc-portmap-decode; sid:591; rev:12;)
alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC ypupdated arbitrary command attempt UDP"; content:"|00 01 86 BC|"; depth:4; offset:12; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|7C|"; distance:4; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:bugtraq,1749; reference:cve,1999-0208; classtype:misc-attack; sid:2088; rev:7;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC ypupdated arbitrary command attempt TCP"; flow:to_server,established; content:"|00 01 86 BC|"; depth:4; offset:16; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|7C|"; distance:4; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:bugtraq,1749; reference:cve,1999-0208; classtype:misc-attack; sid:2089; rev:7;)

# NFS
alert udp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap NFS request UDP"; content:"|00 01 86 A0|"; depth:4; offset:12; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 A3|"; within:4; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; classtype:rpc-portmap-decode; sid:1959; rev:8;)
alert tcp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap NFS request TCP"; flow:to_server,established; content:"|00 01 86 A0|"; depth:4; offset:16; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 A3|"; within:4; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; classtype:rpc-portmap-decode; sid:1960; rev:8;)


# rquota
alert udp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap RQUOTA request UDP"; content:"|00 01 86 A0|"; depth:4; offset:12; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 AB|"; within:4; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; classtype:rpc-portmap-decode; sid:1961; rev:8;)
alert tcp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap RQUOTA request TCP"; flow:to_server,established; content:"|00 01 86 A0|"; depth:4; offset:16; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 AB|"; within:4; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; classtype:rpc-portmap-decode; sid:1962; rev:8;)
alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC RQUOTA getquota overflow attempt UDP"; content:"|00 01 86 AB|"; depth:4; offset:12; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,128,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:bugtraq,864; reference:cve,1999-0974; classtype:misc-attack; sid:1963; rev:10;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC RQUOTA getquota overflow attempt TCP"; flow:to_server,established; content:"|00 01 86 AB|"; depth:4; offset:16; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,128,0,relative; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:bugtraq,864; reference:cve,1999-0974; classtype:misc-attack; sid:2024; rev:9;)



alert udp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap ttdbserv request UDP"; content:"|00 01 86 A0|"; depth:4; offset:12; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 F3|"; within:4; content:"|00 00 00 00|"; depth:4; offset:4; metadata:policy balanced-ips drop, policy security-ips drop, service sunrpc; reference:arachnids,24; reference:bugtraq,122; reference:bugtraq,3382; reference:cve,1999-0003; reference:cve,1999-0687; reference:cve,1999-1075; reference:cve,2001-0717; reference:url,www.cert.org/advisories/CA-2001-05.html; classtype:rpc-portmap-decode; sid:588; rev:20;)
alert tcp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap ttdbserv request TCP"; flow:to_server,established; content:"|00 01 86 A0|"; depth:4; offset:16; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 F3|"; within:4; content:"|00 00 00 00|"; depth:4; offset:8; metadata:policy balanced-ips drop, policy connectivity-ips drop, policy security-ips drop, service sunrpc; reference:arachnids,24; reference:bugtraq,122; reference:bugtraq,3382; reference:cve,1999-0003; reference:cve,1999-0687; reference:cve,1999-1075; reference:cve,2001-0717; reference:url,www.cert.org/advisories/CA-2001-05.html; classtype:rpc-portmap-decode; sid:1274; rev:20;)

alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC tooltalk UDP overflow attempt"; flow:to_server; content:"|00 01 86 F3|"; depth:4; offset:12; content:"|00 00 00 07|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,128,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; metadata:policy balanced-ips drop, policy security-ips drop, service sunrpc; reference:bugtraq,122; reference:cve,1999-0003; classtype:attempted-admin; sid:1964; rev:13;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC tooltalk TCP overflow attempt"; flow:to_server,established; content:"|00 01 86 F3|"; depth:4; offset:16; content:"|00 00 00 07|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,128,0,relative; content:"|00 00 00 00|"; depth:4; offset:8; metadata:policy balanced-ips drop, policy connectivity-ips drop, policy security-ips drop, service sunrpc; reference:bugtraq,122; reference:cve,1999-0003; reference:cve,2001-0717; classtype:attempted-admin; sid:1965; rev:13;)

# not sure what this rule is looking for, other than the procedure 15
# alert tcp $EXTERNAL_NET any -> $HOME_NET 32771:34000 (msg:"RPC DOS ttdbserv Solaris"; flow:to_server,established; content:"|00 00 00 00|"; depth:4; offset:8; content:"|00 01 86 F3 00 00 00 01 00 00 00 0F 00 00 00 01|"; depth:32; offset:16; metadata:service sunrpc; reference:arachnids,241; reference:bugtraq,122; reference:cve,1999-0003; classtype:attempted-dos; sid:572; rev:10;)


alert udp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap yppasswd request UDP"; content:"|00 01 86 A0|"; depth:4; offset:12; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 A9|"; within:4; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:arachnids,14; classtype:rpc-portmap-decode; sid:589; rev:9;)
alert tcp $EXTERNAL_NET any -> $HOME_NET 111 (msg:"RPC portmap yppasswd request TCP"; flow:to_server,established; content:"|00 01 86 A0|"; depth:4; offset:16; content:"|00 00 00 03|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; content:"|00 01 86 A9|"; within:4; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:arachnids,14; classtype:rpc-portmap-decode; sid:1275; rev:11;)

alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC yppasswd old password overflow attempt UDP"; flow:to_server; content:"|00 01 86 A9|"; depth:4; offset:12; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:bugtraq,2763; reference:cve,2001-0779; classtype:rpc-portmap-decode; sid:2027; rev:8;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC yppasswd old password overflow attempt TCP"; flow:to_server,established; content:"|00 01 86 A9|"; depth:4; offset:16; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:bugtraq,2763; reference:cve,2001-0779; classtype:rpc-portmap-decode; sid:2028; rev:7;)


alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC yppasswd username overflow attempt UDP"; flow:to_server; content:"|00 01 86 A9|"; depth:4; offset:12; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_jump:4,0,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:bugtraq,2763; reference:cve,2001-0779; reference:nessus,10684; classtype:rpc-portmap-decode; sid:2025; rev:12;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC yppasswd username overflow attempt TCP"; flow:to_server,established; content:"|00 01 86 A9|"; depth:4; offset:16; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_jump:4,0,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:bugtraq,2763; reference:cve,2001-0779; reference:nessus,10684; classtype:rpc-portmap-decode; sid:2026; rev:11;)



# XXX - These need re-verified
alert udp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC yppasswd new password overflow attempt UDP"; flow:to_server; content:"|00 01 86 A9|"; depth:4; offset:12; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_jump:4,0,relative,align; byte_jump:4,0,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:4; metadata:service sunrpc; reference:bugtraq,2763; reference:cve,2001-0779; classtype:rpc-portmap-decode; sid:2029; rev:8;)
alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"RPC yppasswd new password overflow attempt TCP"; flow:to_server,established; content:"|00 01 86 A9|"; depth:4; offset:16; content:"|00 00 00 01|"; within:4; distance:4; byte_jump:4,4,relative,align; byte_jump:4,4,relative,align; byte_jump:4,0,relative,align; byte_jump:4,0,relative,align; byte_test:4,>,64,0,relative; content:"|00 00 00 00|"; depth:4; offset:8; metadata:service sunrpc; reference:bugtraq,2763; reference:cve,2001-0779; classtype:rpc-portmap-decode; sid:2030; rev:8;)