Added Advanced Usage section to the readme, documenting azure quick scanning

Signed-off-by: Simarpreet Singh <simar@linux.com>

README.md

@@ -35,6 +35,7 @@ Table of Contents
    * [Nodes Mapping](#nodes-mapping)
    * [Output](#output)
    * [Dispatching](#dispatching)
+   * [Advanced Usage](#advanced-usage)
 * [Deployment](#deployment)
    * [On Machine](#on-machine)
       * [Prerequisites](#prerequisites)
@@ -114,6 +115,11 @@ Available dispatch methods are:
     * KUBEHUNTER_HTTP_DISPATCH_URL (defaults to: https://localhost)
     * KUBEHUNTER_HTTP_DISPATCH_METHOD (defaults to: POST)
 
+### Advanced Usage 
+#### Azure Quick Scanning 
+When running **as a Pod in an Azure environment**, kube-hunter will fetch subnets from the Instance Metadata Service. Naturally this makes the discovery process take longer.
+To hardlimit subnet scanning to a `/24` CIDR, use the `--quick` option. 
+
 ## Deployment
 There are three methods for deploying kube-hunter:
 

docs/Gemfile.lock

@@ -1,11 +1,12 @@
 GEM
   remote: https://rubygems.org/
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@@ -81,27 +84,27 @@ GEM
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 PLATFORMS
   ruby
@@ -247,4 +263,4 @@ DEPENDENCIES
   jekyll-sitemap
 
 BUNDLED WITH
-   1.17.2
+   2.2.5

docs/_kb/KHV003.md

@@ -12,7 +12,10 @@ Microsoft Azure provides an internal HTTP endpoint that exposes information from
 
 ## Remediation
 
-Consider using AAD Pod Identity. A Microsoft project that allows scoping the identity of workloads to Kubernetes Pods instead of VMs (instances).
+Starting in the 2020.10.15 Azure VHD Release, AKS restricts the pod CIDR access to that internal HTTP endpoint. 
+
+[CVE-2021-27075](https://github.com/Azure/AKS/issues/2168)
+
 
 ## References