CVE-2026-15483

HIGH 8.8

TRENDnet TEW-821DAP ssi tools_nslookup sub_41EC14 buffer overflow

CVSS Score

8.8

EPSS Score

0.5%

EPSS Percentile

37th

A security vulnerability has been detected in TRENDnet TEW-821DAP 1.12B01. Impacted is the function sub_41EC14 of the file /goform/tools_nslookup of the component ssi. The manipulation of the argument nslookup_target leads to buffer overflow. It is possible to initiate the attack 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.

CWE	CWE-120 CWE-119
Vendor	trendnet
Product	tew-821dap
Published	Jul 12, 2026
Last Updated	Jul 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

TRENDnet / TEW-821DAP

1.12B01

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/377790 vuldb.com: https://vuldb.com/vuln/377790/cti vuldb.com: https://vuldb.com/cve/CVE-2026-15483 vuldb.com: https://vuldb.com/submit/842380 github.com: https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_BO2.md

Credits

🔍 IOT_Res (VulDB User) VulDB CNA Team