CVE-2018-3784: Code Injection in cryo
Summary
CVE-2018-3784: Code Injection in cryo. Affects cryo versions < 0.0.6. No fix is published. How to fix ↓
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Background
The cryo package is an npm module used for serialization and deserialization of JavaScript objects. It provides a way to freeze and thaw objects, allowing them to be stored or transmitted. The package is vulnerable to code injection due to an insecure implementation of deserialization.
Vulnerability Detail
The vulnerability in cryo allows an attacker to inject arbitrary code during the deserialization process. This can lead to remote code execution, enabling the attacker to execute malicious code on the target system. The vulnerability arises from the insecure handling of serialized objects, allowing the execution of arbitrary functions. An attacker can craft a specially crafted serialized object that includes malicious functions, which will be executed when the object is deserialized.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As there is no fix available, a possible workaround is to avoid using the cryo package altogether and switch to a different serialization and deserialization module that has been audited for security vulnerabilities.
Conclusion
The cryo package is vulnerable to code injection due to an insecure implementation of deserialization. This vulnerability can lead to remote code execution and unauthorized access to sensitive information. Currently, there is no fix available, so it is advised to use an alternative module and implement additional security measures. For further support on vulnerability remediation, contact DevNack.com.
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FAQ
The vulnerability allows an attacker to execute arbitrary code on the target system, potentially leading to remote code execution and unauthorized access to sensitive information.
Yes, all versions of cryo up to and including version 0.0.6 are vulnerable to this code injection vulnerability.
There is no known public exploit for this vulnerability at the moment. However, it is important to address the vulnerability to prevent potential future exploits.
Currently, there is no timeline for a fix. It is recommended to use an alternative module until a fix is made available.
To protect your application, it is recommended to switch to a different serialization and deserialization module that has been audited for security vulnerabilities. Additionally, implementing input validation and sanitization can help prevent code injection attacks.
