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CVE-2026-39460— Red Lion Controls N-Tron 700 Series Insufficiently Protected Credentials

Quick assessment

Affected
Red Lion Controls 700 Series
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.

用户名和密码（包括出厂默认凭据）以明文形式存储在配置文件中。拥有管理员权限的用户可通过命令行界面（CLI）查看配置文件，或通过 Web 界面将配置文件导出至设备，并借助 TFTP 协议进行传输。此外，可通过无需认证的 SNMP 协议发起 TFTP 传输请求。

CVSS 8.1 · High

Affected Version Matrix 3

VendorProduct Version RangeStatus
Red Lion Controls 700 Series < Firmware Versions 3.11.0 affected
< Bootloader Versions 2.0.6.1 affected
3.11.1 unaffected
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I. Basic Information for CVE-2026-39460

Vulnerability Information
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Vulnerability Title
Red Lion Controls N-Tron 700 Series Insufficiently Protected Credentials
Source: CVE Program / CVE List V5
Vulnerability Description
Usernames and passwords, including the default factory credentials, are stored in plaintext within the configuration file. With administrator rights, the configuration file can be viewed through the CLI or they can be exported from the device through a TFTP transfer from the web interface. A TFTP transfer can be initiated through SNMP which does not require authentication.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的凭证保护机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Lion Controls 700 Series 0 ~ Firmware Versions 3.11.0 -

II. Public POCs for CVE-2026-39460

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III. Intelligence Information for CVE-2026-39460

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Vendor Advisories for CVE-2026-39460 (2)

Other References for CVE-2026-39460 (1)

Same Patch Batch · Red Lion Controls · 2026-10-09 · 7 CVEs total

CVE-2026-39453 8.3 HIGH Red Lion Controls N-Tron 700 Series Reachable Assertion
CVE-2026-33367 8.1 HIGH Red Lion Controls N-Tron 700 Series Missing Authentication for Critical Function
CVE-2026-28745 7.5 HIGH Red Lion Controls N-Tron 700 Series Storing Passwords in a Recoverable Format
CVE-2026-29797 7.1 HIGH Red Lion Controls N-Tron 700 Series Download of Code Without Integrity Check
CVE-2026-32645 6.0 MEDIUM Red Lion Controls N-Tron 700 Series Use of Hard-Coded Credentials
CVE-2026-33272 4.9 MEDIUM Red Lion Controls N-Tron 700 Series Authentication Bypass Using an Alternate Path or Chann

IV. Related Vulnerabilities

Same product: 700 Series
Same vendor: Red Lion Controls
Same weakness: CWE-522

V. Comments for CVE-2026-39460

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