CVE-2025-5870Public exploitNetwork attack vector

Device takeover via unauthenticated setup.cgi access

Published Jun 9, 2025 · Updated Jun 9, 2025

Improper authentication in TRENDnet TV-IP121W 1.1.1 Build 36 allows remote attackers to alter camera settings via setup.cgi. The web interface exposes privileged configuration handlers without enforcing authentication or authorization before processing requests. Unauthenticated network access exposes device details and permits configuration changes, credential replacement, reboot, factory reset, or firmware upload.

CVSS severity7.3
High
EPSS probability0.46%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authentication in TRENDnet TV-IP121W 1.1.1 Build 36 allows remote attackers to alter camera settings via setup.cgi. The web interface exposes privileged configuration handlers without enforcing authentication or authorization before processing requests. Unauthenticated network access exposes device details and permits configuration changes, credential replacement, reboot, factory reset, or firmware upload.

The record

CVE
CVE-2025-5870
Published
Jun 9, 2025
Updated
Jun 9, 2025
Vendor
TRENDnet
Product
TV-IP121W
Classifications
CWE-287, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 9, 2025CVE publishedPublication date reported by the CVE source.
  2. Jun 9, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=1.1.1 Build 36

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

TRENDnet · TV-IP121Wversion=1.1.1 Build 36

Published CVSS scores

7.3VulDBCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.5VulDBAV:N/AC:L/Au:N/C:P/I:P/A:P
5.5VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E: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.

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No observations available

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

Weakness, pattern, technique

CWE-287Improper Authentication
T1190Exploit Public-Facing Application

Public exploit references

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

Technologies

Your stack

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Your stack

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