ISP router vulnerable? - First time NMAP guide for beginners
IPS router vulnerable? - First time NMAP guide for beginners
0:00 - Intro
0:10 - Update - Business Travel and Business projects - very busy
0:37 - NMAP download to start the scanning process
NMAP Download
https://nmap.org/download
1:31 - NMAP command to scan for vulnerabilities
nmap -sS -A --debug --script “vuln,malware,version” ip_address_of_server_or_subnet
2:31 - Debugging flag information
3:00 - Security + vulnerability scanning technique
https://www.comptia.org/certification...
4:14 - Debug scanning information about subnet
4:25 - Breaking down the Scan information - Port Scan - Version of NMAP
5:14 - Breaking down the script types entered in the command
6:53 - DNS servers used in that network - Other DNS information
8:23 - Packet Capture Filter from another Router
10:25 - Time it took to scan and how many packets and bits
12:20 - Vulnerabilities found on IPS router
13:38 - What to do with the information - copy and paste information into a word document. Make a copy and edit out the stuff not necessary for a report.
16:10 - Can we SSH or shell into the system with IP address and port 22? - NO. router is locked down - this is how we could fix the vulnerabilities.
17:35 - SKIP THIS New flag added to command - Will not work you can *SKIP THIS*.
20:54 - You First CVE - How to patch and what is the vulnerability?
DNSMasq version needs to be updated - Answer
24:30 - How it can exploited and how to prevent it
26:04 - Vulnerability Examples - CVEs
https://vulners.com/cve/CVE-2021-3448
https://vulners.com/cve/CVE-2020-25687
https://vulners.com/cve/CVE-2021-3448
26:45 - How to solve the issue?
Updating DNSMasq version on Linux - Ubuntu
https://askubuntu.com/questions/13100...
28:03 - If we could shell in or ssh into the router we could solve the problem. We must accept the vulnerability or get a better router.
31:35 - Secure HTML code data sets
https://developer.mozilla.org/en-US/d...
https://developer.mozilla.org/en-US/d...
https://developer.mozilla.org/en-US/d...
35:34 - Vulnerabilities that were not found with the Web Server or HTTP server
37:05 - Encryption vulnerabilities
38:06 - TLS Cipher Suite upgrades
https://www.nartac.com/Products/IISCr...
39:54 - Linux TLS Cipher Suite Solution - OpenSSL
https://unix.stackexchange.com/questi...
40:14 - Linux Kernel update
https://phoenixnap.com/kb/how-to-upda...
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