CVE-2020-7012 : Vulnerability Insights and Analysis

Kibana versions 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2 have a prototype pollution flaw in the Upgrade Assistant, allowing an authenticated attacker to execute arbitrary code.

Understanding CVE-2020-7012

This CVE involves a code injection vulnerability in Kibana versions 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2, potentially leading to arbitrary code execution.

What is CVE-2020-7012?

CVE-2020-7012 is a security vulnerability in Kibana that allows an authenticated attacker to manipulate data, leading to the execution of arbitrary code with the permissions of the Kibana process on the host system.

The Impact of CVE-2020-7012

The vulnerability could be exploited by an attacker to execute malicious code within the context of the Kibana process, potentially compromising the integrity and security of the host system.

Technical Details of CVE-2020-7012

This section provides more technical insights into the vulnerability.

Vulnerability Description

The flaw in Kibana versions 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2 allows an attacker with write privileges to the Kibana index to insert data that triggers the execution of arbitrary code.

Affected Systems and Versions

Product: Kibana
Vendor: Elastic
Versions: 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2

Exploitation Mechanism

An authenticated attacker can exploit the vulnerability by injecting malicious data into the Kibana index, leading to the execution of arbitrary code.

Mitigation and Prevention

Protecting systems from CVE-2020-7012 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Elastic promptly.
Monitor for any unauthorized access or suspicious activities on Kibana instances.
Restrict access to Kibana to authorized personnel only.

Long-Term Security Practices

Regularly update Kibana and other software components to the latest secure versions.
Conduct security audits and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Elastic has released patches to address the vulnerability in affected versions of Kibana. It is crucial to apply these patches as soon as possible to mitigate the risk of exploitation.