CVE-2018-1159 : Exploit Details and Defense Strategies

A memory corruption vulnerability in MikroTik RouterOS versions prior to 6.42.7 and 6.40.9 allows an authenticated remote attacker to crash the HTTP server.

Understanding CVE-2018-1159

This CVE involves a specific vulnerability in MikroTik RouterOS that can be exploited by attackers.

What is CVE-2018-1159?

The vulnerability exists in MikroTik RouterOS versions before 6.42.7 and 6.40.9
An authenticated remote attacker can crash the HTTP server by rapidly authenticating and disconnecting

The Impact of CVE-2018-1159

Allows attackers to disrupt the HTTP server's functionality
May lead to denial of service (DoS) attacks

Technical Details of CVE-2018-1159

This section provides more technical insights into the vulnerability.

Vulnerability Description

Type: Memory corruption vulnerability
Severity: High
Attack Vector: Remote
Authentication: Required

Affected Systems and Versions

MikroTik RouterOS versions prior to 6.42.7 and 6.40.9

Exploitation Mechanism

Attacker needs to be authenticated remotely
By rapidly authenticating and disconnecting, the HTTP server can be crashed

Mitigation and Prevention

Protecting systems from CVE-2018-1159 is crucial for maintaining security.

Immediate Steps to Take

Update MikroTik RouterOS to version 6.42.7 or 6.40.9
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update and patch all software and firmware
Implement strong authentication mechanisms and access controls

Patching and Updates

Apply patches and updates provided by MikroTik promptly to address the vulnerability