🛡️ CVE-2023-39964 — 1panel

🟠 CVSS 8.0 — High ⚠️ Exploit Public CWE-22 NVD
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

1Panel O&M management panel has a background arbitrary file reading vulnerability

Summary

Arbitrary file reads allow an attacker to read arbitrary important configuration files on the server.

Details

In the api/v1/file.go file, there is a function called LoadFromFile, which directly reads the file by obtaining the requested path parameter[path]. The request parameters are not filtered, resulting in a background arbitrary file reading vulnerability

![picture1](https://user-images.githubusercontent.com/136411443/257109786-1b0af1e7-346f-4e92-9da2-d977f2f7fe6a.jpg)

PoC

Request /api/v1/files/loadfile, carry /etc/passwd data to read, as shown below:

![微信图片_20230731112833](https://user-images.githubusercontent.com/136411443/257109931-108fc16f-e180-4d1e-996c-d9da5f76559f.png)

Impact

1Panel v1.4.3

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

Weakness class

CVE-2023-39964 is classified as CWE-22: Path Traversal. A file path built from user input is not confined to the intended directory, letting an attacker reach files elsewhere on the filesystem.

Affected software

CVE-2023-39964 is recorded against 2 packages.

  • 1panel
  • github.com/1panel-dev/1panel

Timeline and source

Published on 10 August 2023 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
github.com
github.com
github.com

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-22
Public Exploit ⚠️ Yes
Source NVD
Published 2023-08-10
Updated 2026-08-12
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
1panel — —
github.com/1panel-dev/1panel — —

Similar Threats

Exploit Protection

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CVE-2023-39964 carries CVSS 8.0 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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