CRITICAL: CVE-2023-48193 (CVSS 9.8) — fit2cloud jumpserver

CVE: CVE-2023-48193

CVSS: 9.8 (3.1) — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: CRITICAL

Status: Critical advisory

Affected

• fit2cloud jumpserver

Summary

Insecure Permissions vulnerability in JumpServer GPLv3 v.3.8.0 allows a remote attacker to execute arbitrary code via bypassing the command filtering function. NOTE: this is disputed because command filtering is not intended to restrict what code can be run by authorized users who are allowed to execute files.

Verified Sources

• NVD entry
• GitHub Advisory
• MITRE

References

• https://blog.fit2cloud.com/?p=8cf83cd9-c23b-4625-9350-38926fb7f88e
• https://github.com/296430468/lcc_test/blob/main/jumpserver_BUG.md
• https://github.com/jumpserver/jumpserver
• https://github.com/jumpserver/jumpserver/issues/13394
• http://jumpserver.com
• https://blog.fit2cloud.com/?p=8cf83cd9-c23b-4625-9350-38926fb7f88e
• https://github.com/296430468/lcc_test/blob/main/jumpserver_BUG.md
• https://github.com/jumpserver/jumpserver
• https://github.com/jumpserver/jumpserver/issues/13394

_Validated by the Lyrie Threat Intelligence Pipeline — 3 independent sources confirmed before publication. No speculation._