CVE-2020-2767 : Vulnerability Insights and Analysis

A vulnerability in Oracle Java SE allows unauthorized access to sensitive data, impacting versions 11.0.6 and 14.

Understanding CVE-2020-2767

This CVE involves a vulnerability in the Java SE product of Oracle Java SE, affecting versions 11.0.6 and 14.

What is CVE-2020-2767?

The vulnerability allows an unauthenticated attacker with network access via HTTPS to compromise Java SE, potentially leading to unauthorized data access and manipulation. It applies to both client and server deployments of Java.

The Impact of CVE-2020-2767

Successful exploitation of this vulnerability can result in unauthorized access to Java SE data, including update, insert, delete, and read operations. The confidentiality and integrity of the data are at risk.

Technical Details of CVE-2020-2767

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in the JSSE component of Java SE allows attackers to compromise Java SE via network access. It can be exploited through sandboxed Java Web Start applications, sandboxed Java applets, or by supplying data to APIs.

Affected Systems and Versions

Product: Java
Vendor: Oracle Corporation
Affected Versions: Java SE 11.0.6, 14

Exploitation Mechanism

Attack Complexity: High
Attack Vector: Network
Privileges Required: None
User Interaction: None
Scope: Unchanged
CVSS 3.0 Base Score: 4.8 (Medium Severity)
Confidentiality Impact: Low
Integrity Impact: Low
Availability Impact: None

Mitigation and Prevention

Protecting systems from CVE-2020-2767 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Oracle promptly.
Monitor Oracle's security alerts for updates and advisories.

Long-Term Security Practices

Implement network security measures to restrict unauthorized access.
Regularly update and patch Java installations to mitigate known vulnerabilities.

Patching and Updates

Regularly check for security updates and patches from Oracle to address vulnerabilities like CVE-2020-2767.