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CVE-2026-7611

TRENDnet TEW-821DAP Firmware Update cameo_dev.sh platform_do_upgrade_cameo_dev data authenticity

Published: May 2, 2026Updated: May 6, 2026 Sources: CVE List NVDCWE-345
NVD MITRE
3.7CVSSLOW
EPSS Score
0.2%
Top 86.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

A vulnerability was found in TRENDnet TEW-821DAP up to 1.12B01. This impacts the function platform_do_upgrade_cameo_dev of the file cameo_dev.sh of the component Firmware Update Handler. Performing a manipulation results in insufficient verification of data authenticity. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is said to be difficult. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-345

Affected Products

tew-821dap firmwaretrendnetNetworking Infrastructure
TEW-821DAPTRENDnetNetworking Infrastructure
trendnetcommercialUSNetworking Infrastructureaka trendnet inc.

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_Inte.md
github.com
https://vuldb.com/submit/806218
vuldb.com
https://vuldb.com/vuln/360568
vuldb.com
and 1 more references View all →

Timeline

Published
May 2, 2026
Last Updated
May 6, 2026

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