Critical ReDoS Vulnerability in GlobalID Package (CVE-2023-22799)
Summary
CVE-2023-22799: A ReDoS based DoS vulnerability in the GlobalID. Affects ruby-globalid versions >= cec187e600af9ed5639f099ffb272bcb02e817fb, < 574b99fb9a23a9c637e44c0970616dd32b68e93f. No fix is published. How to fix ↓
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Background
GlobalID is a Ruby library that provides a way to handle global identifiers in a Rails application. It is commonly used to manage relationships between models in a way that is both efficient and easy to understand. However, versions prior to 1.0.1 are susceptible to a ReDoS (Regular Expression Denial of Service) vulnerability, which can be exploited by attackers to degrade the performance of applications using this package.
Vulnerability Detail
CVE-2023-22799 is a ReDoS vulnerability found in the GlobalID package, specifically in versions earlier than 1.0.1. The vulnerability arises from the use of a regular expression that can be manipulated by an attacker through specially crafted input. This can lead to excessive processing time, causing the application to become unresponsive or crash. The potential ramifications include denial of service, where legitimate users are unable to access the application due to the overload caused by the attack.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
If upgrading is not immediately possible, users can implement input validation to restrict the types of input that can be processed by the vulnerable regular expression. This may involve sanitizing user inputs or limiting the length of input strings to mitigate the risk of exploitation.
Conclusion
CVE-2023-22799 represents a significant risk for applications using the GlobalID package prior to version 1.0.1. Users are strongly advised to upgrade to the latest version to protect against potential denial of service attacks. Implementing input validation can serve as a temporary workaround while transitioning to a secure version.
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FAQ
A ReDoS vulnerability occurs when a regular expression takes an excessive amount of time to process certain inputs, potentially leading to denial of service.
You can check if your application is affected by using tools like Vulert, which monitors open-source vulnerabilities in your software using a manifest file.
The main consequence is denial of service, where attackers can exploit the vulnerability to make the application unresponsive, affecting legitimate users.
Yes, you should upgrade to GlobalID version 1.0.1 or later to mitigate the vulnerability.
Yes, Vulert allows you to monitor and alert for open-source vulnerabilities in real-time using just a manifest file like package-lock.json.
Related vulnerabilities
Recent vulnerabilities recorded for ruby-globalid.
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