CVE-2018-3274 : Exploit Details and Defense Strategies

A vulnerability has been discovered in the Kernel component of Oracle Sun Systems Products Suite, affecting version 11.3 of Solaris. This vulnerability allows unauthorized persons to cause a denial of service (DOS) on Solaris.

Understanding CVE-2018-3274

This CVE involves a vulnerability in the Solaris component of Oracle Sun Systems Products Suite, specifically impacting version 11.3 of Solaris.

What is CVE-2018-3274?

The vulnerability in the Kernel component of Solaris allows attackers with low privileges and network access via SMB to exploit the system. However, successful exploitation requires human interaction from a non-attacker individual. If exploited, it can lead to frequent crashes or system hangs, resulting in a denial of service on Solaris.

The Impact of CVE-2018-3274

The vulnerability has a CVSS 3.0 Base Score of 5.7, indicating a moderate impact. The attack vector is (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).

Technical Details of CVE-2018-3274

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability allows a low-privileged attacker with network access via SMB to compromise Solaris, potentially causing a complete denial of service. Successful attacks require human interaction from a person other than the attacker.

Affected Systems and Versions

Product: Solaris Operating System
Vendor: Oracle Corporation
Version: 11.3

Exploitation Mechanism

Attackers with low privileges and network access via SMB can exploit the vulnerability
Successful exploitation requires human interaction from a non-attacker individual
Unauthorized persons can cause system hangs or frequent crashes on Solaris

Mitigation and Prevention

Protecting systems from CVE-2018-3274 is crucial to maintaining security.

Immediate Steps to Take

Apply relevant security patches provided by Oracle
Monitor system logs for any suspicious activities
Restrict network access to critical systems

Long-Term Security Practices

Regularly update and patch Solaris systems
Conduct security training for employees to recognize and report suspicious activities
Implement network segmentation to limit the impact of potential attacks

Patching and Updates

Stay informed about security advisories from Oracle
Promptly apply patches and updates to mitigate vulnerabilities