CVE-2023-42819
highpriority · attend · 46EPSS 0.022 · 83 %ileexploit · PoCEURUUSEPSS · scored 2026-10-27
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. `https://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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- C1ph3rX13/CVE-2023-42819CVE-2023-42819PoC · poc_in_github
affected products (3)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-42819/cnnvd
- https://github.com/jumpserver/jumpserver/commit/d0321a74f1713d031560341c8fd0a1859e6510d8cnnvd
- https://github.com/jumpserver/jumpserver/security/advisories/GHSA-ghg2-2whp-6m33cnnvd
- https://github.com/jumpserver/jumpserver/commit/d0321a74f1713d031560341c8fd0a1859e6510d8enisa_euvd
- https://github.com/jumpserver/jumpserver/security/advisories/GHSA-ghg2-2whp-6m33enisa_euvd
- https://github.com/jumpserver/jumpserver/commit/d0321a74f1713d031560341c8fd0a1859e6510d8Patchnvd
- https://github.com/jumpserver/jumpserver/security/advisories/GHSA-ghg2-2whp-6m33MitigationVendor Advisorynvd
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