CVE-2022-26070 : What You Need to Know

This article delves into the details of CVE-2022-26070, a vulnerability impacting Splunk Enterprise versions before 8.1.0 that discloses internal path information when handling pre-authentication cookies.

Understanding CVE-2022-26070

CVE-2022-26070 exposes a security flaw in Splunk Enterprise, where an application leaks internal error messages containing local system paths.

What is CVE-2022-26070?

The vulnerability in Splunk Enterprise versions before 8.1.0 allows attackers to obtain sensitive system path information by exploiting a mismatched pre-authentication cookie.

The Impact of CVE-2022-26070

With a CVSS base score of 4.3 (Medium severity), this CVE lacks confidentiality impact but poses a risk to the integrity of Splunk Enterprise systems with low privileges required for exploitation.

Technical Details of CVE-2022-26070

Learn more about the specifics of this vulnerability in Splunk Enterprise.

Vulnerability Description

When an application encounters a mismatched pre-authentication cookie, it inadvertently exposes internal error messages that include local system paths, thereby facilitating further attacks.

Affected Systems and Versions

This vulnerability affects all versions of Splunk Enterprise that are earlier than 8.1.0.

Exploitation Mechanism

By manipulating pre-authentication cookies, threat actors can trigger the leakage of critical system path details, opening avenues for unauthorized access and potential data breaches.

Mitigation and Prevention

Discover how to address and mitigate the risks associated with CVE-2022-26070.

Immediate Steps to Take

Admins should update Splunk Enterprise to version 8.1.0 or later to prevent the leakage of internal path information via pre-authentication cookies.

Long-Term Security Practices

Implement stringent security controls, conduct regular security assessments, and educate users on best practices to enhance the resilience of Splunk Enterprise deployments.

Patching and Updates

Stay vigilant for security updates and patches from Splunk to address vulnerabilities promptly and ensure the ongoing security of your Splunk Enterprise environment.