CVE-2025-11947— bftpd Configuration File options.c expand_groups heap-based overflow
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I. Basic Information for CVE-2025-11947
Vulnerability Information
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Vulnerability Title
bftpd Configuration File options.c expand_groups heap-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A weakness has been identified in bftpd up to 6.2. Impacted is the function expand_groups of the file options.c of the component Configuration File Handler. Executing a manipulation can lead to heap-based buffer overflow. It is possible to launch the attack on the local host. Attacks of this nature are highly complex. The exploitability is considered difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
bftpd 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bftpd是一款FTP（文件传输协议）服务器。 bftpd 6.2及之前版本存在安全漏洞，该漏洞源于组件Configuration File Handler的文件options.c中函数expand_groups存在堆缓冲区溢出，可能导致本地主机攻击。
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 |
|---|---|---|---|---|
| - | bftpd | 6.0 | cpe:2.3:a:bftpd:bftpd:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2025-11947
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2025-10-19 · 4 CVEs total
| CVE-2025-11940 | 7.0 HIGH | LibreWolf Installer setup.nsi uncontrolled search path |
| CVE-2025-11938 | 5.6 MEDIUM | ChurchCRM setup.php deserialization |
| CVE-2025-11939 | 4.7 MEDIUM | ChurchCRM Backup Restore RestoreJob.php path traversal |
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V. Comments for CVE-2025-11947
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