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cve-2019-11477-poc — Proof-of-concept exploit for CVE-2019-11477, demonstrating a denial-of-service attack against Linux kernel TCP SACK panic via crafted netfilter packets and kernel module interception. | Kitploit
Tools/GitHubGitHub/sasqwatch/cve-2019-11477-poc
Vulnerability AnalysisExploitationWeb SecurityNetwork SecurityPenetration Testing
GitHubsasqwatch/cve-2019-11477-poc

cve-2019-11477-poc

Proof-of-concept exploit for CVE-2019-11477, demonstrating a denial-of-service attack against Linux kernel TCP SACK panic via crafted netfilter packets and kernel module interception.

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8337 years agoNot yet reviewed

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cve-2019-11477-poc

Simple Test

  1. Start two VMs
  • one for an SSL server and the other for an SSL client
  1. [Server] Execute the server application
  • cd apps
  • ./server.sh 7000
  1. [Client] Install the required packages
  • sudo apt-get install libmnl-dev
  • sudo apt-get install libnetfilter-queue-dev
  1. [Client] Add one record to /etc/hosts in the VM for a client
  • www.alice.com
  1. [Client] Insert the kernel module into the client's VM
  • cd module
  • make
  • sudo insmod interceptor.ko
  1. [Client] Execute the craft netfilter application
  • cd craft
  • make
  • sudo ./craft
  1. [Client] Execute the client application
  • cd apps
  • ./client.sh www.alice.com 7000 index.html
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