What’s Vulnerable › Vulnerabilities

CVE-2026-15483: TRENDnet TEW-821DAP ssi tools_nslookup sub_41EC14 buffer overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-12 · updated 2026-10-25
• Weakness: CWE-119

Description

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.

Affected products

• TRENDnet TEW-821DAP: 1.12B01

References

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

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