ET EXPLOIT Xiongmai/HiSilicon DVR - Successful Auth - Possilbe CVE-2020-22253 Attempt

Query · suricata

flow:established,to_client;
flowbits:isset,ET.CVE-2020-22253;
flowbits:set,ET.CVE-2020-22253_stage2;
content:"verify:OK";

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Feeds into

  • 1 rule read ET.CVE-2020-22253_stage2 · view all
Raw source ET EXPLOIT Xiongmai/HiSilicon DVR - Successful Auth - Possilbe CVE-2020-22253 Attempt · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp-pkt $HOME_NET 9530 -> any any (
    msg:"ET EXPLOIT Xiongmai/HiSilicon DVR - Successful Auth - Possilbe CVE-2020-22253 Attempt";
    flow:established,to_client;
    flowbits:isset,ET.CVE-2020-22253;
    flowbits:set,ET.CVE-2020-22253_stage2;
    content:"verify:OK";
    reference:url,habr.com/en/post/486856/;
    reference:url,vulncheck.com/blog/xiongmai-iot-exploitation;
    reference:url,github.com/tothi/hs-dvr-telnet;
    reference:cve,2020-22253;
    classtype:successful-admin;
    sid:2041647; rev:1;
    metadata:attack_target IoT, created_at 2022_12_02, cve CVE_2020_22253, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_02;
)

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