CVE-2018-2877 : Vulnerability Insights and Analysis

An issue has been identified in the MySQL Cluster component of Oracle MySQL, affecting versions 7.2.27 and earlier, 7.3.16 and earlier, 7.4.14 and earlier, and 7.5.5 and earlier. This vulnerability can lead to denial of service if successfully exploited.

Understanding CVE-2018-2877

This CVE involves a vulnerability in the MySQL Cluster component of Oracle MySQL, impacting various versions.

What is CVE-2018-2877?

The vulnerability in the MySQL Cluster component of Oracle MySQL allows a low privileged attacker with access to compromise MySQL Cluster, potentially leading to denial of service.

The Impact of CVE-2018-2877

The vulnerability is relatively easy to exploit for a low privileged attacker with access to the infrastructure where MySQL Cluster is running.
Successful exploitation can result in unauthorized disruption or repeated crashing of MySQL Cluster, causing denial of service.

Technical Details of CVE-2018-2877

This section provides more technical insights into the CVE.

Vulnerability Description

Vulnerability Type: Easily exploitable
CVSS 3.0 Base Score: 5.0 (Availability impact)
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H)

Affected Systems and Versions

Product: MySQL Cluster
Vendor: Oracle Corporation
Affected Versions: 7.2.27 and prior, 7.3.16 and prior, 7.4.14 and prior, 7.5.5 and prior

Exploitation Mechanism

Low privileged attacker with access to the infrastructure can compromise MySQL Cluster.
Successful attacks require human interaction from a person other than the attacker.
Exploitation can lead to unauthorized disruption or repeated crashing of MySQL Cluster.

Mitigation and Prevention

Protecting systems from CVE-2018-2877 is crucial to prevent potential disruptions.

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Restrict access to the infrastructure where MySQL Cluster is running.
Monitor for any unauthorized activities or disruptions.

Long-Term Security Practices

Regularly update and patch MySQL Cluster to address known vulnerabilities.
Implement strong access controls and authentication mechanisms.

Patching and Updates

Stay informed about security advisories from Oracle and apply patches as soon as they are released.