A flaw has been found in TRENDnet TEW-821DAP 1.11B03. The impacted element is the function sub_43F2C4 of the file /goform/tools_nslookup of the component DNS Lookup Handler. This manipulation of the argument nslookup_target/dns_server causes os command injection. The attack can be initiated remotely. The vendor explains: "We are unable to confirm the existence of the vulnerabilities for (...) TEW-821DAP (v1.0R) as these items have been EOL. " This vulnerability only affects products that are no longer supported by the maintainer.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 14 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 12 Jul 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Trendnet tew-821dap
Vendors & Products Trendnet tew-821dap

Sun, 12 Jul 2026 07:45:00 +0000

Type Values Removed Values Added
Description A flaw has been found in TRENDnet TEW-821DAP 1.11B03. The impacted element is the function sub_43F2C4 of the file /goform/tools_nslookup of the component DNS Lookup Handler. This manipulation of the argument nslookup_target/dns_server causes os command injection. The attack can be initiated remotely. The vendor explains: "We are unable to confirm the existence of the vulnerabilities for (...) TEW-821DAP (v1.0R) as these items have been EOL. " This vulnerability only affects products that are no longer supported by the maintainer.
Title TRENDnet TEW-821DAP DNS Lookup tools_nslookup sub_43F2C4 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': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-07-14T14:40:25.911Z

Reserved: 2026-07-11T10:12:21.398Z

Link: CVE-2026-15485

cve-icon Vulnrichment

Updated: 2026-07-14T14:40:20.505Z

cve-icon NVD

Status : Deferred

Published: 2026-07-12T08:16:10.940

Modified: 2026-07-14T15:16:58.317

Link: CVE-2026-15485

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-03T04:00:13Z

Weaknesses