CVE-2019-14400 : What You Need to Know
Learn about CVE-2019-14400, a vulnerability in cPanel allowing local users to gain root access by exploiting a userdata cache misparsing issue. Find out how to mitigate and prevent this security risk.
A vulnerability in cPanel versions earlier than 78.0.18 enables local users to gain root access by exploiting a userdata cache misparsing issue (SEC-479).
Understanding CVE-2019-14400
This CVE identifies a security flaw in cPanel that allows local users to escalate privileges to root access.
What is CVE-2019-14400?
cPanel versions prior to 78.0.18 are susceptible to a vulnerability that permits local users to elevate their privileges to root by exploiting a userdata cache misparsing issue (SEC-479).
The Impact of CVE-2019-14400
The vulnerability poses a significant risk as it allows unauthorized local users to gain root access on affected systems, potentially leading to unauthorized control and manipulation of the system.
Technical Details of CVE-2019-14400
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in cPanel before version 78.0.18 arises due to misparsing of userdata cache, enabling local users to escalate their privileges to root access.
Affected Systems and Versions
- Vulnerable Systems: cPanel versions earlier than 78.0.18
- Unaffected Systems: cPanel version 78.0.18 and above
Exploitation Mechanism
The vulnerability can be exploited by local users to manipulate the userdata cache, allowing them to gain root access on the system.
Mitigation and Prevention
Protecting systems from CVE-2019-14400 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update cPanel to version 78.0.18 or later to mitigate the vulnerability.
- Monitor system logs for any suspicious activities indicating potential exploitation of the vulnerability.
Long-Term Security Practices
- Implement the principle of least privilege to restrict user access rights.
- Regularly audit and review system configurations to identify and address security weaknesses.
Patching and Updates
- Stay informed about security updates and patches released by cPanel.
- Promptly apply patches to ensure the system is protected against known vulnerabilities.