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AWS Inspector

AWS Inspector

  • Scans EC2 instances and the instance OS
    • scans for vulnerabilities and deviations against best practice
  • Assessment varying period.. 15mins, 1 hours, 8/12 hours or 1 day
  • Provides a report of findings ordered by priority
  • Network Assessment (Agentless)
  • Network + Host Assessment (Agent)

  • Rules packages determine what is checked

  • Network Reachibility package (no agent required)
    • agent can provide additional OS visibility
  • Check reachibility end to end.
    • EC2, ALB, DX, ELB, ENI
    • IGW, ACLs, RT's, SG's, Subnets, VPCs, VGWs & VPC Peering
  • Network Reachability package findings

    • RecognizedPortWithListener: exposed to public and OS listening to the port
    • RecognizedPortNoListener: exposed to public but OS not listening
    • RecognizedPortNoAgent: exposed but no agent to confirm if OS is listening
    • UnrecognizedPortWithListener: unrecognized port exposed and OS listening to the port
  • Host Assessment package (agent required)

    • CVE - Common Vulnerabilities & Exposures
    • CIS benchmarks - Center for Internet Security
    • Security best practices for Amazon Inspector