SB2024032958 - Multiple vulnerabilities in JumpServer

Description

This security bulletin contains information about 2 vulnerabilities.

1) Exposed dangerous method or function (CVE-ID: CVE-2024-29201)

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote user to execute arbitrary code.

The vulnerability exists due to exposed dangerous functionality in the Ansible module when validating and executing user-supplied playbook templates. A remote user can create a specially crafted playbook template and run a job to execute arbitrary code.

Successful exploitation occurs within the Celery container, which runs with root privileges and has database access.

2) Improper Neutralization of Special Elements Used in a Template Engine (CVE-ID: CVE-2024-29202)

CWE-ID: CWE-1336 - Improper Neutralization of Special Elements Used in a Template Engine

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote user to execute arbitrary code.

The vulnerability exists due to improper neutralization of special elements used in a template engine in JumpServer Ansible job templates when processing user-supplied playbook templates. A remote user can create a specially crafted playbook template and run a job to execute arbitrary code.

Code execution occurs within the Celery container, which runs with root privileges and has database access.

Remediation

Install update from vendor's website.

References

• https://github.com/jumpserver/jumpserver/security/advisories/GHSA-pjpp-cm9x-6rwj
• https://github.com/jumpserver/jumpserver/security/advisories/GHSA-2vvr-vmvx-73ch