Remote Code Execution Vulnerability in OpenStack Ironic Inspector
Summary
CVE-2015-5306: OpenStack Ironic Inspector (aka ironic-inspector or ironic-discoverd), when debug mode is enabled, might allow remote attackers to access the Flask console and execute arbitrary Python code by triggering an error. Affects ironic-inspector versions < 3.2.0-1. Fixed in 3.2.0-1. How to fix ↓
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Background
OpenStack Ironic Inspector, also known as ironic-inspector or ironic-discoverd, is a service that facilitates the discovery of hardware properties in a cloud environment. It plays a crucial role in the OpenStack ecosystem by enabling the management of bare metal servers. The service is designed to provide automated hardware inspection and provisioning, making it easier for users to deploy and manage physical machines in a cloud setting. However, when debug mode is enabled, it becomes susceptible to a significant security vulnerability that can be exploited by remote attackers.
Vulnerability Detail
The vulnerability identified as CVE-2015-5306 arises when the debug mode of OpenStack Ironic Inspector is enabled. This configuration flaw allows remote attackers to access the Flask console, which can lead to the execution of arbitrary Python code. The potential ramifications of this vulnerability are severe, as it could allow an attacker to manipulate the system, access sensitive data, or disrupt services. The vulnerability was introduced in all versions prior to 3.2.0-1, and it is critical for users to ensure they are running a patched version to mitigate the risk.
How To Fix
Minimum fixed version
3.2.0-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade ironic-inspectorTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary workaround, users can disable debug mode in the configuration file of OpenStack Ironic Inspector. Locate the configuration file (usually found at /etc/ironic-inspector/ironic-inspector.conf) and set the debug option to false: [DEFAULT] debug = false. This will help mitigate the risk until the software can be updated to a secure version.
Conclusion
CVE-2015-5306 presents a serious security risk for users of OpenStack Ironic Inspector when debug mode is enabled. It is crucial for users to upgrade to version 3.2.0-1 or later to protect against potential remote code execution attacks. Additionally, disabling debug mode can serve as a temporary measure to mitigate risks until an upgrade can be performed.
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FAQ
CVE-2015-5306 is a vulnerability in OpenStack Ironic Inspector that allows remote attackers to execute arbitrary Python code due to the Flask console being accessible when debug mode is enabled.
You can use Vulert to monitor and alert for open-source vulnerabilities in your software. By uploading your manifest file like package-lock.json, Vulert can help identify if your application is affected by CVE-2015-5306.
Leaving debug mode enabled can expose sensitive information and allow attackers to execute arbitrary code, potentially leading to data breaches or service disruptions.
Yes, you can disable debug mode in the configuration file as a temporary workaround until you can upgrade to a secure version.
More information can be found in the official OpenStack security advisories and the CVE database.
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