CVE-2017-18398 : Security Advisory and Response
Learn about CVE-2017-18398, a vulnerability in cPanel versions before 68.0.15 allowing the creation of zones for hostname and account subdomains using DnsUtils. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
This CVE involves the creation of zones for hostname and account subdomains in cPanel versions earlier than 68.0.15 using DnsUtils.
Understanding CVE-2017-18398
This vulnerability allows the creation of zones for specific subdomains in cPanel versions prior to 68.0.15.
What is CVE-2017-18398?
DnsUtils in cPanel versions before 68.0.15 permits the creation of zones for hostname and account subdomains, identified as SEC-331.
The Impact of CVE-2017-18398
This vulnerability could potentially be exploited by malicious actors to manipulate DNS settings and compromise the security of the affected systems.
Technical Details of CVE-2017-18398
This section provides more technical insights into the CVE.
Vulnerability Description
DnsUtils in cPanel versions earlier than 68.0.15 allows the creation of zones for hostname and account subdomains.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: All versions before 68.0.15 are affected
Exploitation Mechanism
The vulnerability can be exploited through the use of DnsUtils in cPanel versions prior to 68.0.15.
Mitigation and Prevention
Protecting systems from this vulnerability is crucial.
Immediate Steps to Take
- Upgrade cPanel to version 68.0.15 or later to mitigate the vulnerability.
- Regularly monitor DNS configurations for unauthorized changes.
Long-Term Security Practices
- Implement strong access controls to restrict unauthorized access to DNS settings.
- Conduct regular security audits to identify and address potential vulnerabilities.
Patching and Updates
- Apply patches and updates provided by cPanel to address security issues.