CVE-2026-47116— LTSecurity LTK3500SF Hard-coded Credentials via Telnet/SSH
Quick assessment
Affected
LTSecurity LTK3500SF
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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 authen
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| LTSecurity | LTK3500SF | AC3F_V1.1.0_build191121 |
affected |
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I. Basic Information for CVE-2026-47116
Vulnerability Information
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Vulnerability Title
LTSecurity LTK3500SF Hard-coded Credentials via Telnet/SSH
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用硬编码的凭证
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| LTSecurity | LTK3500SF | AC3F_V1.1.0_build191121 | - |
|
II. Public POCs for CVE-2026-47116
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-47116 (2)
-
https://github.com/AndreaLandriscina/Hardcoded-Credentials-in-LTSecurity-LTK3500SF technical-description exploit
IV. Related Vulnerabilities
Same weakness: CWE-798
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V. Comments for CVE-2026-47116
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