CVE-2023-40028— Arbitrary file read via symlinks in Ghost
Quick assessment
Affected
TryGhost Ghost
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Ghost Foundation Ghost是Ghost开源的一款用 JavaScript 编写的个人博客系统。 Ghost 5.59.1 版本之前存在后置链接漏洞，该漏洞源于允许经过身份验证的用户上传符号链接文件。攻击者利用该漏洞可以读取任意文件。
Public Exploits 1
ExploitDB · 1
EDB-52409 [webapps]
Possible ATT&CK Techniques 2 AI
T1005 · Data from Local System T1550 · Use Alternate Authentication Material
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I. Basic Information for CVE-2023-40028
Vulnerability Information
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Vulnerability Title
Arbitrary file read via symlinks in Ghost
Source: CVE Program / CVE List V5
Vulnerability Description
Ghost is an open source content management system. Versions prior to 5.59.1 are subject to a vulnerability which allows authenticated users to upload files that are symlinks. This can be exploited to perform an arbitrary file read of any file on the host operating system. Site administrators can check for exploitation of this issue by looking for unknown symlinks within Ghost's `content/` folder. Version 5.59.1 contains a fix for this issue. All users are advised to upgrade. There are no known workarounds for this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Ghost Foundation Ghost 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ghost Foundation Ghost是Ghost开源的一款用 JavaScript 编写的个人博客系统。 Ghost 5.59.1 版本之前存在后置链接漏洞，该漏洞源于允许经过身份验证的用户上传符号链接文件。攻击者利用该漏洞可以读取任意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2023-40028
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/0xyassine/CVE-2023-40028 | POC Details |
| 2 | CVE-2023-40028 wirkt sich auf Ghost, ein Open-Source-Content-Management-System (CMS) aus. | https://github.com/BBSynapse/CVE-2023-40028 | POC Details |
| 3 | CVE-2023-40028 affects Ghost, an open source content management system, where versions prior to 5.59.1 allow authenticated users to upload files that are symlinks. This can be exploited to perform an arbitrary file read of any file on the host operating system. | https://github.com/0xDTC/Ghost-5.58-Arbitrary-File-Read-CVE-2023-40028 | POC Details |
| 4 | None | https://github.com/sudlit/CVE-2023-40028 | POC Details |
| 5 | Arbitrary file read in Ghost-CMS allows an attacker to upload a malicious ZIP file with a symlink. | https://github.com/monke443/CVE-2023-40028-Ghost-Arbitrary-File-Read | POC Details |
| 6 | CVE-2023-40028 PoC Exploit | https://github.com/rvizx/CVE-2023-40028 | POC Details |
| 7 | None | https://github.com/godylockz/CVE-2023-40028 | POC Details |
| 8 | None | https://github.com/rehan6658/CVE-2023-40028 | POC Details |
| 9 | CVE-2023-40028 is a security vulnerability affecting Ghost CMS versions prior to 5.59.1. | https://github.com/syogod/CVE-2023-40028 | POC Details |
| 10 | Arbitrary file read in Ghost-CMS allows an attacker to upload a malicious ZIP file with a symlink. | https://github.com/monke443/CVE-2023-40028 | POC Details |
| 11 | POC for CVE-2023-40028: Ghost CMS Arbitrary File Read | https://github.com/buutt3rf1y/CVE-2023-40028 | POC Details |
| 12 | Exploit for CVE-2023-40028 (for educational purposes) | https://github.com/Stp1t/CVE-2023-40028 | POC Details |
AI-Generated POC
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Patches & Fixes for CVE-2023-40028 (1)
Vendor Advisories for CVE-2023-40028 (1)
-
https://github.com/TryGhost/Ghost/security/advisories/GHSA-9c9v-w225-v5rg x_refsource_CONFIRM
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V. Comments for CVE-2023-40028
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