corelight/cve-2022-24497Auf Zeek basierender Netzwerk-Detektor für CVE-2022-24497, der RPC-Portmap-Ausnutzungsversuche durch Echtzeit-Verkehrsanalyse und Alarmierung identifiziert.
Ein Zeek-Detektor für CVE-2022-24497:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24497
Beispiel-Notices aus dem Test-PCAP:
#separator \x09
#set_separator ,
#empty_field (empty)
#unset_field -
#path notice
#open 2022-04-13-21-45-25
#fields ts uid id.orig_h id.orig_p id.resp_h id.resp_p fuid file_mime_type file_desc proto note msg sub src dst p n peer_descr actions email_dest suppress_for remote_location.country_code remote_location.region remote_location.city remote_location.latitude remote_location.longitude
#types time string addr port addr port string string string enum enum string string addr addr port count string set[enum] set[string] interval string string string double double
1649885952.829925 CHhAvVGS1DHFjwGM9 192.168.88.146 685 192.168.88.157 111 - - - tcp CVE202224497::POTENTIAL_CVE_2022_24497 Possible CVE-2022-24497 exploit attempt. An RPC portmap getport and portmap dump were observed. - 192.168.88.146 192.168.88.157 111 - - Notice::ACTION_LOG (empty) 3600.000000 - - - - -
#close 2022-04-13-21-45-25