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Vulnerability record · CVE-2024-50667 · published 11 November 2024

CVE-2024-50667: Trendnet tew-820ap firmware classic buffer overflow vulnerability

Trendnet · Tew 820ap Firmware

The boa httpd of Trendnet TEW-820AP 1.01.B01 has a stack overflow vulnerability in /boafrm/formIPv6Addr, /boafrm/formIpv6Setup, /boafrm/formDnsv6. The reason is that the check of ipv6 address is not sufficient, which allows attackers to construct payloads for attacks.

9.8 CVSS 3.1 Critical EPSS 6.7% · top 6.3% CWE-120 · Classic buffer overflow
9.8CVSS 3.1 base score
6.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

The boa httpd of Trendnet TEW-820AP 1.01.B01 has a stack overflow vulnerability in /boafrm/formIPv6Addr, /boafrm/formIpv6Setup, /boafrm/formDnsv6. The reason is that the check of ipv6 address is not sufficient, which allows attackers to construct payloads for attacks.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/ixout/iotVuls/blob/main/Trendnet/TEW_820/report.md ExploitThird Party Advisory
https://www.trendnet.com/support/support-detail.asp?prod=100_TEW-820AP Broken LinkVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2023-24095Trendnet tew-820ap firmware out-of-bounds write vulnerabilityTrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter…EPSS 1.0%8.8CVE-2023-24096Trendnet tew-820ap firmware out-of-bounds write vulnerabilityTrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the newpass parameter at…EPSS 1.0%8.8CVE-2023-24097Trendnet tew-820ap firmware out-of-bounds write vulnerabilityTrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter…EPSS 1.0%8.8CVE-2023-24098Trendnet tew-820ap firmware out-of-bounds write vulnerabilityTrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter…EPSS 1.0%8.8CVE-2023-24099Trendnet tew-820ap firmware out-of-bounds write vulnerabilityTrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the username parameter a…EPSS 1.0%8.8CVE-2022-47065Trendnet tew-820ap firmware out-of-bounds write vulnerabilityTrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter…EPSS 1.1%8.8CVE-2022-44373Trendnet tew-820ap firmware out-of-bounds write vulnerabilityA stack overflow vulnerability exists in TrendNet Wireless AC Easy-Upgrader TEW-820AP (Version v1.0R, firmware version 1.01.B01) which may result in …EPSS 1.5%5.5CVE-2025-43520Apple OS kernel memory corruption via malicious appA memory corruption flaw (classic buffer overflow) in Apple's kernel was fixed across iOS, iPadOS, macOS, tvOS, visionOS and watchOS. A malicious app…KEVEPSS 0.43%analysed

Source: NIST National Vulnerability Database (record CVE-2024-50667), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.