CVE-2019-2753 : Security Advisory and Response

A vulnerability has been identified in the Oracle Text component of the Oracle Database Server, affecting multiple versions. This CVE allows unauthorized access to Oracle Text data and partial denial of service.

Understanding CVE-2019-2753

This CVE pertains to a vulnerability in Oracle Text that can be exploited by a low privileged attacker with specific privileges and network access.

What is CVE-2019-2753?

The vulnerability in Oracle Text allows attackers to compromise the system, leading to unauthorized access and partial denial of service.

The Impact of CVE-2019-2753

The vulnerability can be exploited by a low privileged attacker with network access via OracleNet
Successful attacks may result in unauthorized access to Oracle Text data
The attacker can partially deny the service of Oracle Text
The CVSS 3.0 Base Score for this vulnerability is 4.6, affecting confidentiality and availability

Technical Details of CVE-2019-2753

This section provides detailed technical information about the vulnerability.

Vulnerability Description

Vulnerability in Oracle Text component of Oracle Database Server
Easily exploitable by a low privileged attacker with specific privileges
Requires network access via OracleNet

Affected Systems and Versions

Versions affected: 11.2.0.4, 12.1.0.2, 12.2.0.1, and 18c
Product: Oracle Text by Oracle Corporation

Exploitation Mechanism

Attacker needs Create Session privilege and network access via OracleNet
Successful attacks require human interaction from a person other than the attacker

Mitigation and Prevention

Protect your systems from CVE-2019-2753 with these steps:

Immediate Steps to Take

Apply security patches provided by Oracle
Restrict network access to vulnerable components
Monitor and audit Oracle Text activities

Long-Term Security Practices

Regularly update and patch Oracle software
Implement the principle of least privilege
Conduct security training and awareness programs

Patching and Updates

Stay informed about security updates from Oracle
Apply patches promptly to mitigate the vulnerability