CVE-2017-3159: Apache Camel's camel-snakeyaml Component Java Object Deserialization Vulnerability
Summary
CVE-2017-3159: Apache Camel's camel-snakeyaml component is vulnerable to Java object de-serialization. Affects org.apache.camel:camel-snakeyaml across 2 version ranges.
< 2.17.5
>= 2.18.0, < 2.18.2
Fixed in 2.17.5 or 2.18.2, depending on the release line you run. How to fix ↓
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Background
Apache Camel's camel-snakeyaml component is a part of the Apache Camel integration framework. It provides support for YAML data format in Camel routes. The component allows developers to serialize and deserialize Java objects using the SnakeYAML library. However, a vulnerability in the component's deserialization process can be exploited by an attacker to execute arbitrary code or perform other malicious actions.
Vulnerability Detail
The vulnerability in Apache Camel's camel-snakeyaml component arises from the insecure deserialization of untrusted data. When the component deserializes Java objects, it does not properly validate the data, allowing an attacker to provide a specially crafted payload that can lead to security flaws. This can result in remote code execution, privilege escalation, or other unauthorized actions depending on the context in which the component is used.
How To Fix
Fixed versions by release line
The minimum fixed version depends on the release line you run.
-
< 2.17.52.17.5 -
>= 2.18.0, < 2.18.22.18.2
Tip — Not sure which release line you're on? Vulert can find the fix for the version you are using. Scan free →
Workaround
As a temporary workaround, developers can consider disabling or removing the camel-snakeyaml component from their project if it is not essential for its functionality. This will eliminate the risk of exploitation through this specific vulnerability. However, it is recommended to apply the fix by upgrading to a fixed version as soon as possible.
Conclusion
Apache Camel's camel-snakeyaml component is vulnerable to a Java object deserialization vulnerability. This can be exploited by an attacker to execute arbitrary code or perform unauthorized actions. To mitigate the risk, it is crucial to upgrade to a fixed version of the component as soon as possible. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
Apache Camel is an open-source integration framework that provides a rule-based routing and mediation engine. It allows developers to define and implement enterprise integration patterns to facilitate the integration of various systems and applications.
The camel-snakeyaml component is a part of Apache Camel and provides support for the YAML data format in Camel routes. It enables developers to serialize and deserialize Java objects using the SnakeYAML library.
Java object deserialization is the process of converting a serialized Java object back into its original form, allowing it to be used and manipulated within a Java application. It is commonly used for data persistence and inter-process communication.
This vulnerability can allow an attacker to execute arbitrary code or perform unauthorized actions on a system using the vulnerable camel-snakeyaml component. The impact may vary depending on the context in which the component is used, but it can lead to remote code execution, privilege escalation, or other security breaches.
You can use Vulert's playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Vulert monitors and alerts in real-time for open-source vulnerabilities in software using just the pom.xml file, without requiring access to the code or installation.
