Cybersecurity Audit Reality: Common Findings and How to Fix Them

When conducting a cybersecurity audit, overconfidence from IT teams often leads to overlooked vulnerabilities. Common issues include exposed passwords, unsecured admin access, and misconfigured systems. Below are key steps to identify and remediate these risks.

You Should Know: Essential Cybersecurity Audit Commands & Practices

1. Finding Exposed Passwords

• Linux:

  grep -r "password" /etc/ /var/log/ /home/ 
  

• Windows (PowerShell):

  Select-String -Path C:.txt, C:.config -Pattern "password" -Recurse 
  

2. Checking Unsecured Admin Access

• Linux (List sudo users):

  grep -Po '^sudo.+:\K.$' /etc/group 
  

• Windows (List Admin Users):

  net localgroup Administrators 
  

3. Auditing Open Ports & Services

• Linux (Nmap Scan):

  nmap -sV -p- <target_IP> 
  

• Windows (Netstat):

  netstat -ano | findstr LISTENING 
  

4. Detecting Weak File Permissions

• Linux (Find World-Writable Files):

  find / -perm -o=w ! -type l -exec ls -ld {} \; 
  

• Windows (Check Permissions via ICACLS):

  icacls "C:\Program Files\" 
  

5. Verifying Patch Management

• Linux (Check Updates):

  apt list --upgradable  Debian/Ubuntu 
  yum list updates  RHEL/CentOS 
  

• Windows (List Pending Updates):

  wmic qfe list 
  

What Undercode Say

A proper cybersecurity audit must go beyond surface-level checks. Automated scans help, but manual verification of configurations, permissions, and user access is critical. Regular audits, employee training, and enforcing least-privilege access minimize risks.

Additional Hardening Steps:

• Enable Logging & Monitoring:

  journalctl -f  Linux system logs 
  Get-WinEvent -LogName Security  Windows Event Logs 
  

• Enforce Password Policies:

  sudo vi /etc/login.defs  Linux password aging 
  net accounts /MINPWLEN:12  Windows password policy 
  

• Disable Unused Services:

  systemctl list-unit-files --state=enabled 
  systemctl disable <service_name> 
  

Expected Output:

A structured report detailing vulnerabilities, misconfigurations, and remediation steps—ensuring compliance with ISO 27001, NIST, or CIS benchmarks.

Further Reading:

• NIST Cybersecurity Framework
• CIS Benchmarks

References:

Reported By: Cherif Diallo – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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