CVE-2022-27177: Externally-Controlled Format String Vulnerability in ConsoleMe
Summary
CVE-2022-27177: Use of Externally-Controlled Format String in consoleme. Affects consoleme versions < 1.2.2. Fixed in 1.2.2. How to fix ↓
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Background
ConsoleMe is a Python package available on PyPI that provides a web interface for managing AWS IAM permissions. It is used to simplify the process of granting and revoking permissions for self-service access to AWS resources. ConsoleMe allows users to request and manage their own IAM roles and policies, reducing the burden on administrators. However, a vulnerability has been discovered in ConsoleMe versions prior to 1.2.2 that could lead to information disclosure and potential remote code execution.
Vulnerability Detail
The vulnerability in ConsoleMe is due to a Python format string issue. This issue arises when user-supplied input is used as a format string without proper validation or sanitization. An attacker could exploit this vulnerability by providing a specially crafted format string that contains malicious code. If the vulnerable code does not properly handle the format string, it could result in information disclosure or even remote code execution. This vulnerability has been assigned the CVE identifier CVE-2022-27177 and has a CVSS score of 9.8, indicating a critical severity.
How To Fix
Minimum fixed version
1.2.2
This is the first release that contains the fix.
pip install --upgrade "consoleme==1.2.2"Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If upgrading to the latest version of ConsoleMe is not immediately feasible, a temporary workaround can be implemented. The workaround involves implementing input validation and sanitization to ensure that user-supplied input is not used as a format string without proper handling. This can be achieved by using secure coding practices and following best practices for input validation and sanitization. It is recommended to consult the official documentation and security resources for guidance on implementing these measures.
Conclusion
In conclusion, the vulnerability in ConsoleMe versions prior to 1.2.2 could lead to information disclosure and potential remote code execution. It is crucial to upgrade to the latest version of ConsoleMe to mitigate the risk. If immediate upgrade is not possible, implementing input validation and sanitization can serve as a temporary workaround. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
This vulnerability could lead to information disclosure and potential remote code execution in ConsoleMe. An attacker could exploit the vulnerability to gain unauthorized access to sensitive information or execute arbitrary code on the affected system.
You can use the Vulert Playground at Vulert Scanner to check if your version of ConsoleMe is affected by this vulnerability. Simply provide your Pipfile.lock file, and Vulert will analyze it and alert you if any open-source vulnerabilities, including this one, are found.
Yes, this vulnerability has a CVSS score of 9.8, indicating a critical severity. The CVSS score is a standardized measure of the severity of a vulnerability, taking into account various factors such as the impact and exploitability of the vulnerability.
The recommended mitigation for this vulnerability is to upgrade to ConsoleMe version 1.2.2 or later. This version includes a fix for the format string issue and ensures that user-supplied input is properly validated and sanitized before being used as a format string.
For more information about this vulnerability, you can refer to the official GitHub advisory at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/04/GHSA-74w3-2r77-fw5h/GHSA-74w3-2r77-fw5h.json
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