Buffer Overflow Vulnerability in TRENDnet TEW-821DAP Wireless Access Point
CVE-2026-15484

8.7HIGH

Key Information:

Vendor

Trendnet

Status
Tew-821dap
Vendor
CVE Published:
12 July 2026

What is CVE-2026-15484?

A buffer overflow vulnerability exists within the TRENDnet TEW-821DAP access point, specifically in the ssi component's nslookup functionality. This flaw allows remote attackers to exploit the vulnerability, which may lead to unauthorized access or disruption of the system. The affected version, 1.12B01, is no longer supported by the vendor, and older versions may also be at risk. Users are advised to review their systems and consider upgrading to avoid potential security issues.

Affected Version(s)

TEW-821DAP 1.12B01

References

https://vuldb.com/vuln/377791
vdb-entrytechnical-description
https://vuldb.com/vuln/377791/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15484
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

IOT_Res (VulDB User)
VulDB CNA Team
.