D-Link DSL-6740C 20131126 FTP Daemon ftpd_conf.php hard-coded credentials

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.4$0-$5k0.00+

Summaryinfo

A vulnerability classified as very critical has been found in D-Link DSL-6740C 20131126. This impacts an unknown function of the file /etc/templates/ftpd/ftpd_conf.php of the component FTP Daemon. Performing a manipulation results in hard-coded credentials. This vulnerability is reported as CVE-2026-129444. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability, which was classified as very critical, was found in D-Link DSL-6740C 20131126. This affects some unknown processing of the file /etc/templates/ftpd/ftpd_conf.php of the component FTP Daemon. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. CWE is classifying the issue as CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-129444. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/14/2026). MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

The exploit is shared for download at github.com. It is declared as proof-of-concept. By approaching the search of inurl:etc/templates/ftpd/ftpd_conf.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.4

VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/14/2026 Advisory disclosed
11/14/2026 +0 days VulDB entry created
11/14/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: dlink.com

Advisory: github.com
Status: Confirmed

CNA: VulDB
CVE: CVE-2026-129444 (🔒)

GCVE (CVE): GCVE-0-2026-129444
GCVE (VulDB): GCVE-100-437457
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/14/2026 18:03
Changes: 11/14/2026 18:03 (55)
Complete: 🔍
Submitter: BenSmith
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1044943: D-Link DSL-6740C ADSL2+ router (Rev.A) S5 and N5, TR069 builds dated 20131126 Hard-coded Credentials (by BenSmith)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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