CVE-2017-15696 Explained : Impact and Mitigation

CVE-2017-15696 was published on February 22, 2018, and affects Apache Geode versions 1.0.0 to 1.3.0. The vulnerability involves improper access control in secure mode, allowing unauthorized users to retrieve configuration data and application code.

Understanding CVE-2017-15696

This CVE highlights a security issue in Apache Geode versions 1.0.0 to 1.3.0, where the Geode configuration service fails to authorize configuration requests correctly, leading to unauthorized access.

What is CVE-2017-15696?

When an Apache Geode cluster operates below version 1.4.0 in secure mode, the Geode configuration service does not properly authorize configuration requests. This flaw enables unauthorized users accessing the Geode locator to extract configuration data and previously deployed application code.

The Impact of CVE-2017-15696

The vulnerability poses a risk of unauthorized access to sensitive configuration data and application code, potentially leading to data breaches and unauthorized modifications.

Technical Details of CVE-2017-15696

CVE-2017-15696 involves the following technical aspects:

Vulnerability Description

The vulnerability stems from the improper access control mechanism in the Geode configuration service, allowing unauthorized users to retrieve sensitive data.

Affected Systems and Versions

Product: Apache Geode
Vendor: Apache Software Foundation
Versions Affected: Apache Geode 1.0.0 to 1.3.0

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by gaining access to the Geode locator, enabling them to extract configuration data and previously deployed application code.

Mitigation and Prevention

To address CVE-2017-15696, consider the following mitigation strategies:

Immediate Steps to Take

Upgrade Apache Geode to version 1.4.0 or higher to mitigate the vulnerability.
Restrict access to Geode locators to authorized personnel only.

Long-Term Security Practices

Implement proper access control mechanisms and regular security audits.
Educate users on secure configuration practices and the importance of data protection.

Patching and Updates

Apply security patches and updates provided by Apache Geode promptly to address known vulnerabilities and enhance system security.