CVE-2020-14179 : Exploit Details and Defense Strategies

Atlassian Jira Server versions before 8.5.8 and from 8.6.0 before 8.11.1 are vulnerable to an Information Disclosure flaw that allows remote, unauthenticated attackers to access custom field and SLA names.

Understanding CVE-2020-14179

This CVE involves an Improper Authorization vulnerability in Atlassian Jira Server, potentially exposing sensitive information to unauthorized users.

What is CVE-2020-14179?

The CVE-2020-14179 vulnerability in Atlassian Jira Server enables attackers to view custom field names and SLA names without authentication through a specific endpoint.

The Impact of CVE-2020-14179

The vulnerability poses a risk of exposing sensitive data to unauthorized individuals, compromising the confidentiality of custom field and SLA names within the affected Jira Server versions.

Technical Details of CVE-2020-14179

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The flaw allows remote, unauthenticated attackers to access custom field names and SLA names via the /secure/QueryComponent!Default.jspa endpoint in Atlassian Jira Server.

Affected Systems and Versions

Product: Jira Server
Vendor: Atlassian
Affected Versions:
Versions before 8.5.8
Versions from 8.6.0 before 8.11.1

Exploitation Mechanism

Attackers can exploit this vulnerability remotely without the need for authentication, potentially leading to unauthorized access to sensitive information.

Mitigation and Prevention

Protecting systems from CVE-2020-14179 requires immediate actions and long-term security measures.

Immediate Steps to Take

Upgrade Jira Server to version 8.5.8 or higher to mitigate the vulnerability.
Monitor and restrict access to the /secure/QueryComponent!Default.jspa endpoint.

Long-Term Security Practices

Regularly update and patch Atlassian Jira Server to address security vulnerabilities promptly.
Implement proper access controls and authentication mechanisms to prevent unauthorized access.

Patching and Updates

Apply security patches provided by Atlassian promptly to address CVE-2020-14179 and other potential vulnerabilities.