CVE-2018-1000846 Explained : Impact and Mitigation

FreshDNS version 1.0.3 and earlier contain a Cross-Site Request Forgery (CSRF) vulnerability that allows attackers to manipulate domains and zones using the victim's permissions. This CVE was assigned on November 27, 2018, and the issue has been addressed in version 1.0.5 and later releases.

Understanding CVE-2018-1000846

This CVE involves a security flaw in FreshDNS software that could lead to unauthorized manipulation of domains and zones.

What is CVE-2018-1000846?

The vulnerability in FreshDNS version 1.0.3 and prior allows attackers to exploit Cross-Site Request Forgery (CSRF) in specific files, enabling them to control domains and zones with the victim's privileges.

The Impact of CVE-2018-1000846

Exploiting this vulnerability requires the victim to visit a website containing the attacker's malicious JavaScript, potentially leading to unauthorized domain and zone modifications.

Technical Details of CVE-2018-1000846

FreshDNS version 1.0.3 and earlier are susceptible to CSRF attacks, allowing unauthorized manipulation of domains and zones.

Vulnerability Description

The security flaw in FreshDNS software enables attackers to perform CSRF attacks in index.php and class.manager.php, leading to unauthorized domain and zone modifications.

Affected Systems and Versions

Product: FreshDNS
Vendor: N/A
Versions affected: 1.0.3 and earlier

Exploitation Mechanism

Attackers exploit the CSRF vulnerability by tricking victims into accessing a website containing malicious JavaScript.

Mitigation and Prevention

To address CVE-2018-1000846, users and administrators should take immediate and long-term security measures.

Immediate Steps to Take

Update FreshDNS to version 1.0.5 or later to mitigate the CSRF vulnerability.
Avoid visiting untrusted websites to prevent potential exploitation.

Long-Term Security Practices

Regularly monitor for security updates and patches from FreshDNS.
Educate users on safe browsing practices to minimize the risk of CSRF attacks.

Patching and Updates

Ensure all systems running FreshDNS are updated to the latest patched version to prevent CSRF vulnerabilities.