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CVE-2024-23335— Backups directory .htaccess deletion in. MyBB

Quick assessment

Affected
mybb mybb
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

MyBB（MyBulletinBoard）是MYBB团队的开发的一套用PHP和MySQL开发的免费且基于Web的论坛软件。该软件具有简单易用、支持多国语言、可扩展等特点。 MyBB 1.8.38之前版本存在安全漏洞，该漏洞源于在Apache服务器上通过HTTP暴露了存储的备份文件。

CVSS 4.7 · Medium EPSS 0.56% · P45

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2024-23335

Vulnerability Information
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Vulnerability Title
Backups directory .htaccess deletion in. MyBB
Source: CVE Program / CVE List V5
Vulnerability Description
MyBB is a free and open source forum software. The backup management module of the Admin CP may accept `.htaccess` as the name of the backup file to be deleted, which may expose the stored backup files over HTTP on Apache servers. MyBB 1.8.38 resolves this issue. 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:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
MyBB 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MyBB（MyBulletinBoard）是MYBB团队的开发的一套用PHP和MySQL开发的免费且基于Web的论坛软件。该软件具有简单易用、支持多国语言、可扩展等特点。 MyBB 1.8.38之前版本存在安全漏洞，该漏洞源于在Apache服务器上通过HTTP暴露了存储的备份文件。
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

Vendor Product Affected Versions CPE Subscribe
mybb mybb < 1.8.38 -

II. Public POCs for CVE-2024-23335

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III. Intelligence Information for CVE-2024-23335

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Patches & Fixes for CVE-2024-23335 (1)

Vendor Advisories for CVE-2024-23335 (1)

Other References for CVE-2024-23335 (1)

IV. Related Vulnerabilities

Same product: mybb
Same vendor: mybb
Same weakness: CWE-20

V. Comments for CVE-2024-23335

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