LTSecurity LTK3500SF AC3F_V1.1.0_build191121 /etc/shadow hard-coded credentials

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.7$0-$5k1.07-

Summaryinfo

A vulnerability classified as very critical was found in LTSecurity LTK3500SF AC3F_V1.1.0_build191121. Impacted is an unknown function of the file /etc/shadow. Executing a manipulation can lead to hard-coded credentials. This vulnerability appears as CVE-2026-47116. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in LTSecurity LTK3500SF AC3F_V1.1.0_build191121. It has been declared as very critical. This vulnerability affects an unknown function of the file /etc/shadow. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. The CWE definition for the vulnerability is CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

LTSecurity LTK3500SF contains a hard-coded credentials vulnerability where root and guest account passwords are stored as reversible hashes in /etc/shadow, recoverable using dictionary-based cracking tools. Attackers can use the recovered credentials to authenticate via Telnet or SSH and obtain full root-level access to the operating system.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-47116 since 05/18/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/22/2026). The MITRE ATT&CK project declares the attack technique as T1110.001.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.7

VulDB Base Score: 9.9
VulDB Temp Score: 9.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (VulnCheck): 🔒

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: 🔒
Status: Not defined
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

05/18/2026 CVE reserved
09/22/2026 +127 days Advisory disclosed
09/22/2026 +0 days VulDB entry created
09/22/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-47116 (🔒)
GCVE (CVE): GCVE-0-2026-47116
GCVE (VulDB): GCVE-100-408688

Entryinfo

Created: 09/22/2026 21:36
Changes: 09/22/2026 21:36 (74)
Complete: 🔍
Cache ID: 216::103

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