CVE-2023-39964
vulnerability analysis and mitigation

Overview

CVE-2023-39964 affects 1Panel, an open source Linux server operation and maintenance management panel. The vulnerability was discovered in version 1.4.3 and was patched in version 1.5.0, released on August 10, 2023. The issue allows attackers to perform arbitrary file reads on the server through the LoadFromFile function in the api/v1/file.go file (GitHub Advisory).

Technical details

The vulnerability exists in the LoadFromFile function within api/v1/file.go, which directly reads files by obtaining the requested path from parameter[path] without proper filtering. The vulnerability has been assigned a CVSS v3.1 base score of 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N, indicating network accessibility, low attack complexity, no privileges required, and high confidentiality impact (NVD).

Impact

The vulnerability allows attackers to read arbitrary important configuration files on the server, potentially exposing sensitive information. The CVSS metrics indicate high confidentiality impact, while integrity and availability are not affected (GitHub Advisory).

Mitigation and workarounds

Users should upgrade to 1Panel version 1.5.0 or later, which contains the patch for this vulnerability. The fix was released as part of the v1.5.0 security updates (GitHub Release).

Additional resources


SourceThis report was generated using AI

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