CVE-2025-11947

bftpd Configuration File options.c expand_groups heap-based overflow

MEDIUM
4.5
CVSS Score
Published: October 19, 2025 at 10:02 PM UTC
Updated: October 19, 2026 at 04:10 PM UTC
1 product affected across 1 vendorBftpd

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Severity
MEDIUM4.5
Exploit prediction
EPSS 0.2%
SSVC
PoC

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 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 exploited. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions6.06.16.2

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/?id.329027
SignaturePermissions Required
Source: cverecord
https://vuldb.com/?ctiid.329027
Third Party Advisory
Source: cverecord
https://vuldb.com/?submit.673133

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.5MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-122CWE-119

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