8.8
CVSSv3

CVE-2023-42819

Published: 27/09/2023 Updated: 29/09/2023
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 0

Vulnerability Summary

JumpServer is an open source bastion host. Logged-in users can access and modify the contents of any file on the system. A user can use the 'Job-Template' menu and create a playbook named 'test'. Get the playbook id from the detail page, like 'e0adabef-c38f-492d-bd92-832bacc3df5f'. An attacker can exploit the directory traversal flaw using the provided URL to access and retrieve the contents of the file. `jumpserver-ip/api/v1/ops/playbook/e0adabef-c38f-492d-bd92-832bacc3df5f/file/?key=../../../../../../../etc/passwd` a similar method to modify the file content is also present. This issue has been addressed in version 3.6.5. Users are advised to upgrade. There are no known workarounds for this vulnerability.

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fit2cloud jumpserver

Github Repositories

JumpServer

cve-2023-42820 JumpServer 影响版本 v224 - v364 造成危害 在知道jumpserver管理台的用户账户对应的邮箱的情况下(默认为 admin/admin@mycomanycom) 可通过漏洞重置管理台的管理员用户密码,并且配合jumpserver的 CVE-2023-42819 漏洞,最终可以getshell show

CVE-2023-42819

CVE-2023-42819 CVE-2023-42819 漏洞说明 JumpServer 任意文件写入漏洞 CVE-2023-42819 + CVE-2023-42820 = GetShell USAGE 将脚本和所需文件放在同一个目录 确认已安装 Google Chrome,并获取 Google Chrome 的版本号 reg query "HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon" /v version 根据