CVE-2023-33779: Privilege escalation in XXL-Job
Summary
CVE-2023-33779: Privilege escalation in XXL-Job. Affects com.xuxueli:xxl-job versions < 2.4.1. No fix is published. How to fix ↓
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Background
XXL-Job is a Maven package that provides job scheduling and execution capabilities. It allows users to define and manage jobs, and execute them on a distributed cluster. XXL-Job version 2.4.1 is affected by a privilege escalation vulnerability that enables users to execute arbitrary commands on another user's account. This vulnerability can be exploited by sending a crafted POST request to the /jobinfo/ component.
Vulnerability Detail
The privilege escalation vulnerability in XXL-Job v2.4.1 allows an attacker to execute arbitrary commands on another user's account. By exploiting this vulnerability, an attacker can gain unauthorized access to sensitive information, modify data, or disrupt the normal operation of the system. The vulnerability originates from insufficient input validation in the /jobinfo/ component, which allows an attacker to inject malicious commands. The impact of this vulnerability is rated as HIGH with a CVSS score of 8.8.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can restrict access to the /jobinfo/ component by implementing proper access controls and authentication mechanisms. Additionally, it is recommended to monitor and analyze the network traffic to detect any suspicious activity related to this vulnerability.
Conclusion
In conclusion, the privilege escalation vulnerability in XXL-Job v2.4.1 allows users to execute arbitrary commands on another user's account. It is crucial to upgrade to a non-affected version of XXL-Job and regularly update the package to mitigate the risk of this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
XXL-Job is a Maven package that provides job scheduling and execution capabilities. It allows users to define and manage jobs, and execute them on a distributed cluster.
The vulnerability allows an attacker to execute arbitrary commands on another user's account, potentially leading to unauthorized access, data modification, or disruption of the system.
To fix this vulnerability, it is recommended to upgrade to a version of XXL-Job that is not affected by this issue. Regularly updating the package is important to ensure protection against known vulnerabilities.
As a temporary workaround, users can restrict access to the /jobinfo/ component by implementing proper access controls and authentication mechanisms. Monitoring network traffic can also help detect any suspicious activity related to this vulnerability.
For more information about XXL-Job, you can refer to the official documentation and the project's GitHub repository.
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