ET EXPLOIT HiSilicon DVR - Buffer Overflow in Builtin Web Server

Query · suricata

flow:established,to_server;
urilen:>200;
http.start;
content:"GET|20 01 10 8f e2 11 ff|"; depth:10; fast_pattern;
content:"aaaaaaaa"; distance:0;
Raw source ET EXPLOIT HiSilicon DVR - Buffer Overflow in Builtin Web Server · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT HiSilicon DVR - Buffer Overflow in Builtin Web Server";
    flow:established,to_server;
    urilen:>200;
    http.start;
    content:"GET|20 01 10 8f e2 11 ff|"; depth:10; fast_pattern;
    content:"aaaaaaaa"; distance:0;
    reference:url,github.com/tothi/pwn-hisilicon-dvr/blob/master/pwn_hisilicon_dvr.py;
    classtype:attempted-admin;
    sid:2027972; rev:4;
    metadata:affected_product DVR, attack_target IoT, created_at 2019_09_09, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_09_03;
)

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