CVE-2025-22178

Executive Summary

CVE-2025-22178 is an authorization vulnerability in Atlassian Jira Align that allows a low-privilege user to access unexpected endpoints, leading to the disclosure of a small amount of sensitive information. The vulnerability was identified through internal security research and has not yet been patched by Atlassian. The attack vector is network-based, requires low privileges, and does not require user interaction. The primary impact is confidentiality breach, with no direct impact on integrity or availability. The vulnerability is currently unpatched, and no public exploit code or proof-of-concept is available.

Supply Chain & Package Security

This vulnerability does not affect NPM, PyPI, Go, or Ruby packages. It is a proprietary web application vulnerability in Atlassian Jira Align.

CVSS Breakdown & Threat Level

• CVSS Score: 0.0 (No official CVSS vector provided)
• Attack Vector (AV): Network (N)
• Attack Complexity (AC): Low (L)
• Privileges Required (PR): Low (L)
• User Interaction (UI): None (N)
• Scope (S): Unchanged (U)
• Confidentiality (C): Low (L)
• Integrity (I): None (N)
• Availability (A): None (N)
• Threat Level: Medium (due to low privilege requirement and information disclosure)

Deep Dive & Mechanics

The vulnerability stems from improper authorization checks in Jira Align's API endpoints. A low-privilege user (e.g., a user with "Viewer" or "Contributor" role) can access endpoints that should be restricted to higher-privilege roles (e.g., "Admin" or "Manager"). The specific endpoint mentioned is the "Why" page, which typically contains strategic alignment data, project justifications, and business context. By directly requesting these endpoints (e.g., via HTTP GET requests with manipulated parameters), the attacker can view sensitive information that is not intended for their role.

The root cause is a missing or insufficient authorization check at the controller or service layer. The application likely relies on role-based access control (RBAC) but fails to enforce it consistently across all endpoints. The vulnerability is exploitable without any special tools—only a web browser or a simple HTTP client (e.g., curl) is needed.

Vulnerable vs. Patched Code

Since no patch is available, a comparison cannot be made. However, the vulnerable code likely contains a pattern similar to:

// Vulnerable: No authorization check
@GetMapping("/api/why/{id}")
public WhyData getWhyData(@PathVariable Long id) {
    return whyService.getWhyData(id);
}

A patched version would include an authorization check:

// Patched: Authorization check added
@GetMapping("/api/why/{id}")
public WhyData getWhyData(@PathVariable Long id, Principal principal) {
    if (!authorizationService.canViewWhyData(principal, id)) {
        throw new AccessDeniedException("Access denied");
    }
    return whyService.getWhyData(id);
}

Exploitation & Lab Setup

Red Team

Prerequisites:

• A low-privilege account on a Jira Align instance (e.g., username: lowuser, password: password123)
• Network access to the Jira Align server (e.g., https://jira-align.example.com)

Exploitation Steps:

1. Authenticate as the low-privilege user and obtain a session cookie or API token.
2. Identify the vulnerable endpoint. Based on the description, the "Why" page endpoint is likely:

   GET /api/why/{id}
   

3. Send a request to the endpoint with a valid id parameter:

   curl -X GET "https://jira-align.example.com/api/why/123" \
        -H "Cookie: JSESSIONID=lowuser_session_id"
   

4. If the response returns data (e.g., JSON containing project justifications, business context), the vulnerability is confirmed.

Example Output:

{
  "id": 123,
  "title": "Project Alpha Justification",
  "description": "This project is critical for Q3 revenue targets.",
  "owner": "admin@example.com"
}

Blue Team

Detection Steps:

1. Monitor for unusual access patterns to the /api/why/ endpoint from low-privilege users.
2. Check server logs for 403 Forbidden errors that are not followed by successful access (indicating attempted exploitation).
3. Use the Sigma rule provided in the Detection Engineering section to detect exploitation attempts.

Mitigation Steps (Temporary):

1. Implement a Web Application Firewall (WAF) rule to block access to /api/why/ for non-admin users.
2. Restrict network access to the Jira Align server to trusted IP ranges.
3. Monitor for any unauthorized data access and revoke the affected user's privileges.

Indicators of Compromise (IOCs)

• Network IOCs:
  • HTTP requests to /api/why/ from low-privilege user accounts
  • Unusual data exfiltration patterns (e.g., large responses from /api/why/ endpoints)
• Log IOCs:
  • Server logs showing successful access to /api/why/ by users with roles other than "Admin" or "Manager"
  • Repeated 403 errors followed by successful 200 responses from the same user
• File IOCs:
  • No file-based IOCs are expected as this is a server-side vulnerability

Detection Engineering

YARA Rule

rule Detect_Jira_Align_Authorization_Bypass {
    meta:
        description = "Detects exploitation attempts of CVE-2025-22178 in Jira Align logs"
        author = "Valters IT"
        date = "2025-04-10"
        reference = "CVE-2025-22178"
    strings:
        $endpoint = "/api/why/"
        $low_priv_role = "role=Viewer" or "role=Contributor"
        $success_code = "200"
    condition:
        $endpoint and $low_priv_role and $success_code
}

Sigma Rule

title: Jira Align Authorization Bypass Detection
id: 12345678-1234-1234-1234-123456789012
status: experimental
description: Detects successful access to /api/why/ endpoint by low-privilege users
author: Valters IT
date: 2025/04/10
references:
    - https://nvd.nist.gov/vuln/detail/CVE-2025-22178
logsource:
    category: webserver
    product: apache
    service: httpd
detection:
    selection:
        cs-uri-stem: "/api/why/*"
        sc-status: 200
        cs-username: "*"
    filter:
        cs-username: "admin*" or "manager*"
    condition: selection and not filter
falsepositives:
    - Legitimate admin/manager access
level: medium

Suricata Rule

alert http any any -> any any (msg:"CVE-2025-22178 Jira Align Authorization Bypass"; flow:to_server,established; content:"/api/why/"; http_uri; nocase; sid:1000001; rev:1;)

Remediation & Mitigation

Immediate Actions:

1. Disable the vulnerable endpoint if possible, by configuring the web server to block access to /api/why/ for non-admin users.
2. Implement a WAF rule to inspect and block requests to /api/why/ from low-privilege user sessions.
3. Monitor logs for any signs of exploitation and revoke access for any compromised accounts.

Long-Term Fix:

• Atlassian must release a patch that adds proper authorization checks to all endpoints, especially those that expose sensitive data.
• Until a patch is available, consider upgrading to a newer version of Jira Align if one is released.

Workarounds:

• Use network segmentation to restrict access to the Jira Align server.
• Implement additional authentication layers (e.g., multi-factor authentication) to reduce the risk of account compromise.

Valters IT
DevSecOps & Cyber Threat Intelligence Expert