CVE-2024-52577: Apache Ignite RCE Vulnerability

CVE-2024-52577 Overview

CVE-2024-52577 is a critical insecure deserialization vulnerability affecting Apache Ignite versions 2.6.0 through 2.16.x. The vulnerability exists because configured Class Serialization Filters are ignored for certain Ignite endpoints, allowing attackers to bypass security controls and achieve remote code execution on vulnerable servers.

Critical Impact

Successful exploitation allows unauthenticated attackers to execute arbitrary code on Apache Ignite servers by sending crafted messages containing malicious serialized objects, potentially leading to complete server compromise.

Affected Products

• Apache Ignite versions 2.6.0 through 2.16.x
• Apache Ignite deployments with network-accessible endpoints
• Systems running vulnerable Ignite server instances with gadget classes in classpath

Discovery Timeline

• 2025-02-14 - CVE-2024-52577 published to NVD
• 2025-07-14 - Last updated in NVD database

Technical Details for CVE-2024-52577

Vulnerability Analysis

This vulnerability represents a dangerous bypass of Apache Ignite's serialization security controls. Apache Ignite implements Class Serialization Filters as a defense mechanism to prevent deserialization of untrusted objects. However, in affected versions, certain Ignite endpoints do not properly enforce these filters, creating a critical security gap.

When an attacker sends a crafted Ignite message to a vulnerable endpoint, the server deserializes the message content without applying the configured serialization filters. If the malicious payload contains a serialized object from a class that exists in the server's classpath and can be weaponized (known as a "gadget class"), the deserialization process can trigger arbitrary code execution.

The vulnerability is classified under CWE-502 (Deserialization of Untrusted Data), a well-known class of security issues that has been responsible for numerous critical exploits across Java-based systems.

Root Cause

The root cause lies in inconsistent application of serialization filters across Apache Ignite's network endpoints. While the main communication channels may enforce Class Serialization Filters correctly, certain secondary endpoints were implemented without proper filter integration. This architectural oversight allows attackers to target unprotected endpoints with malicious serialized payloads, bypassing the security controls that administrators may believe are protecting their systems.

Attack Vector

The attack is network-based and requires no authentication or user interaction. An attacker with network access to vulnerable Ignite server endpoints can:

1. Identify accessible Ignite endpoints that do not enforce serialization filters
2. Craft a malicious Ignite message containing a serialized gadget object
3. Send the crafted message to the vulnerable endpoint
4. Trigger deserialization on the server, resulting in arbitrary code execution

The attacker must have knowledge of gadget classes available in the target server's classpath. Common Java libraries such as Commons Collections, Spring Framework components, or other dependencies may provide suitable gadget chains for exploitation.

Detection Methods for CVE-2024-52577

Indicators of Compromise

• Unexpected network connections to Apache Ignite server endpoints from untrusted sources
• Unusual process execution spawned by the Java process running Apache Ignite
• Anomalous serialized data patterns in Ignite network traffic
• Evidence of reconnaissance activity targeting Ignite discovery and communication ports

Detection Strategies

• Monitor Apache Ignite server logs for deserialization errors or unusual class loading activity
• Implement network intrusion detection rules for suspicious Ignite protocol traffic
• Deploy application-level monitoring to detect unexpected code execution paths
• Use Java agent-based security tools to detect deserialization attacks at runtime

Monitoring Recommendations

• Enable comprehensive logging for all Apache Ignite endpoints and serialization activity
• Implement network segmentation to limit exposure of Ignite servers to trusted networks only
• Configure alerting for any deserialization exceptions or class loading from unexpected sources
• Regularly audit accessible endpoints and ensure serialization filters are properly configured

How to Mitigate CVE-2024-52577

Immediate Actions Required

• Upgrade Apache Ignite to version 2.17.0 or later immediately
• Restrict network access to Apache Ignite endpoints using firewall rules
• Review and remove unnecessary gadget libraries from the Ignite server classpath
• Implement network segmentation to isolate Ignite servers from untrusted networks

Patch Information

Apache has addressed this vulnerability in Apache Ignite version 2.17.0. Organizations should upgrade to this version or later to ensure the serialization filters are properly enforced across all endpoints. The official security advisory is available through the Apache Mailing List Thread. Additional details can be found in the OpenWall OSS-Security Update.

Workarounds

• Implement strict network access controls to limit which systems can connect to Ignite endpoints
• Deploy a Web Application Firewall (WAF) or network IDS capable of inspecting Ignite protocol traffic
• Remove or restrict access to known gadget classes in the server's classpath where possible
• Consider implementing Java Security Manager policies to restrict dangerous operations

# Network isolation example - restrict Ignite ports to trusted networks
iptables -A INPUT -p tcp --dport 10800 -s 192.168.1.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 10800 -j DROP
iptables -A INPUT -p tcp --dport 47100:47200 -s 192.168.1.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 47100:47200 -j DROP