Edimax BR-6208AC FTP Daemon Service handle_retr path traversal

published 2025-12-19 10 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-204431

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits: 0; none known

A vulnerability was detected in Edimax BR-6208AC 1.02. This impacts the function handle_retr of the component FTP Daemon Service. The manipulation results in path traversal. The attack may be launched remotely. The exploit is now public and may be used. Edimax confirms this issue: "This product is no longer available in the market and has been discontinued for five years. Consequently, Edimax no longer provides technical support, firmware updates, or security patches for this specific model. However, to ensure the safety of our remaining active users, we acknowledge this report and will take the following mitigation actions: (A) We will issue an official security advisory on our support website. (B) We will strongly advise users to disable the FTP service on this device to mitigate the reported risk, by which the product will still work for common use. (C) We will recommend users upgrade to newer, supported models." This vulnerability only affects products that are no longer supported by the maintainer.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 10 mo ago (2025-12-19)

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

tzh00203.notion.site https://tzh00203.notion.site/EDIMAX-BR-6208AC-V2_1-02-Path-Traversal-Vulnerability-in-FTPd-2c4b5c52018a80fb8812f7d510abf558?source=copy_link referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:C
CNA	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:C
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:W/RC:C
CNA	4.0	2.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

Edimax BR-6208AC

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

tzh00203.notion.site /EDIMAX-BR-6208AC-V2_1-02-Path-Traversal-Vulnerability-in-FTPd-2c4b5c52018a80fb8812f7d510abf558?source=copy_li
exploit, third-party-advisory
vuldb.com /?id.337435
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.337435
signature, permissions-required, vdb-entry
vuldb.com /?submit.713704
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-14910
NVD CVE-2025-14910

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary