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CVE-2022-23626— Insufficient file checks in m1k1o/blog

Quick assessment

Affected
m1k1o blog
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

M1k1o Blog是一个简单的自托管、轻量级、单用户 PHP 博客，您可以在其中创建自己的类似 Facebook 的提要。 M1k1o Blog 中存在输入验证错误漏洞，该漏洞源于产品函数 imagecreatefrom 和 image 的错误没有被正确检查。

CVSS 8.5 · High EPSS 9.87% · P96

Public Exploits 1

ExploitDB · 1 EDB-50943 [webapps]

Possible ATT&CK Techniques 1 AI

T1565.001 · Stored Data Manipulation
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I. Basic Information for CVE-2022-23626

Vulnerability Information
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Vulnerability Title
Insufficient file checks in m1k1o/blog
Source: CVE Program / CVE List V5
Vulnerability Description
m1k1o/blog is a lightweight self-hosted facebook-styled PHP blog. Errors from functions `imagecreatefrom*` and `image*` have not been checked properly. Although PHP issued warnings and the upload function returned `false`, the original file (that could contain a malicious payload) was kept on the disk. Users are advised to upgrade as soon as possible. There are no known workarounds for this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
M1k1o Blog 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
M1k1o Blog是一个简单的自托管、轻量级、单用户 PHP 博客，您可以在其中创建自己的类似 Facebook 的提要。 M1k1o Blog 中存在输入验证错误漏洞，该漏洞源于产品函数 imagecreatefrom* 和 image* 的错误没有被正确检查。
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

Vendor Product Affected Versions CPE Subscribe
m1k1o blog < 1.4 -

II. Public POCs for CVE-2022-23626

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III. Intelligence Information for CVE-2022-23626

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Patches & Fixes for CVE-2022-23626 (1)

Vendor Advisories for CVE-2022-23626 (1)

IV. Related Vulnerabilities

Same product: blog
Same vendor: m1k1o
Same weakness: CWE-20

V. Comments for CVE-2022-23626

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