SB2019110704 - Multiple vulnerabilities in Atlassian Jira Service Desk
Published: November 7, 2019
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Improper Authorization (CVE-ID: CVE-2019-15003)
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to missing authorization checks in the Customer Context Filter. A remote attacker with portal access can bypass authorization and view all issues within all Jira projects contained in the vulnerable instance. This could include Jira Service Desk projects, Jira Core projects, and Jira Software projects.
Note: Attacker can grant themselves access to Jira Service Desk portals that have the "Anyone can email the service desk or raise a request in the portal" setting enabled.
2) Path traversal (CVE-ID: CVE-2019-15004)
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the Customer Context Filter. A remote attacker with portal access can send a specially crafted HTTP request and view all issues within all Jira projects contained in the vulnerable instance. This could include Jira Service Desk projects, Jira Core projects, and Jira Software projects.
Note: Attacker can grant themselves access to Jira Service Desk portals that have the "Anyone can email the service desk or raise a request in the portal" setting enabled.
Remediation
Install update from vendor's website.