CVE-2023-38132

Unauthenticated command execution via unrestricted Telnet login

Published Aug 18, 2023 · Updated Oct 8, 2024

Improper access control in Logitec LAN-W451NGR all versions allows remote attackers on the LAN to log in to Telnet and execute commands. The Telnet service fails to enforce access restrictions before granting a session, exposing the router command interface. Network adjacency is required; successful exploitation grants unauthenticated command execution on the router.

CVSS severity8.8
High
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Improper access control in Logitec LAN-W451NGR all versions allows remote attackers on the LAN to log in to Telnet and execute commands. The Telnet service fails to enforce access restrictions before granting a session, exposing the router command interface. Network adjacency is required; successful exploitation grants unauthenticated command execution on the router.

The record

CVE
CVE-2023-38132
Published
Aug 18, 2023
Updated
Oct 8, 2024
Vendor
Logitec Corporation
Product
LAN-W451NGR
Classifications
CWE-284, T1059
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 18, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 8, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=*
  2. Affected versionversion=all versions

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Logitec Corporation · LAN-W451NGRversion=0 <=*; version=all versions

Published CVSS scores

8.8JPCERT/CC and IPACVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
5.8JPCERT/CC and IPAAV:A/AC:L/Au:N/C:P/I:P/A:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo