CVE-2026-109157
TRENDnet TEW-432BRP formTcpipSetup stack-based overflow
- State
- Published
- Severity
- 9.4 Critical
- Published
- Oct 13, 2026
- Updated
- Oct 14, 2026
- Reserved
- Oct 12, 2026
Description
A vulnerability was found in TRENDnet TEW-432BRP 3.10B20. Affected by this vulnerability is the function formTcpipSetup of the file /goform/formTcpipSetup. Performing a manipulation of the argument Name results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor confirms: "As this router was EOL'd in 2011, we have no way of testing if such vulnerability exists. We will notify our customers of a potential vulnerability on this product." This vulnerability only affects products that are no longer supported by the maintainer.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.4 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 9.9 Critical | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.9 Critical | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
TEW-432BRPTRENDnet |
|
References
- VDB-416890 | TRENDnet TEW-432BRP formTcpipSetup stack-based overflowvdb-entrytechnical-description
- VDB-416890 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-109157 | CVE Analysis and Reportthird-party-advisory
- Submit #979590 | TRENDnet TEW-432BRP 3.10B20 Stack-based Buffer Overflowthird-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/TRENDnet/vuln_21/21.mdexploit
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