A vulnerability was detected in TRENDnet TEW-821DAP up to 1.12B01. The affected element is the function tools_diagnostic. The manipulation results in os command injection. The exploit is now public and may be used. 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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Adjacent Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
TRENDnet TEW-821DAP affected
Version Status Constraints
1.12B01 affected —

No data.

No data.

No data.

Project Subscriptions

Vendors Products
Trendnet Subscribe
Tew-821dap Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_CI1.md cve-icon cve-icon
https://vuldb.com/submit/806215 cve-icon cve-icon
https://vuldb.com/vuln/360565 cve-icon cve-icon
https://vuldb.com/vuln/360565/cti cve-icon cve-icon
History

Sat, 02 May 2026 09:00:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in TRENDnet TEW-821DAP up to 1.12B01. The affected element is the function tools_diagnostic. The manipulation results in os command injection. The exploit is now public and may be used. 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.
Title TRENDnet TEW-821DAP tools_diagnostic os command injection
First Time appeared Trendnet
Trendnet tew-821dap Firmware
Weaknesses CWE-77
CWE-78
CPEs cpe:2.3:o:trendnet:tew-821dap_firmware:*:*:*:*:*:*:*:*
Vendors & Products Trendnet
Trendnet tew-821dap Firmware
References
Metrics cvssV2_0

{'score': 5.2, 'vector': 'AV:A/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.5, 'vector': 'CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-02T08:45:12.294Z

Reserved: 2026-05-01T12:07:31.537Z

Link: CVE-2026-7608

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-02T09:16:22.657

Modified: 2026-05-02T09:16:22.657

Link: CVE-2026-7608

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses