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Description

A security flaw has been discovered in TRENDnet TEW-432BRP 3.10B20. Affected is the function formPortFw of the file /goform/formPortFw. The manipulation of the argument server_name results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor explains: "This product has been EOL for 15 years (since 2009). As the item has been EOL for such a long time, we are not able to replicate or fix any vulnerabilities." This vulnerability only affects products that are no longer supported by the maintainer.

PUBLISHED Reserved 2026-05-30 | Published 2026-05-31 | Updated 2026-05-31 | Assigner VulDB




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

3.10B20
affected

Timeline

2026-05-30:Advisory disclosed
2026-05-30:VulDB entry created
2026-05-30:VulDB entry last update

Credits

pjq_Buoy (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/367411 (VDB-367411 | TRENDnet TEW-432BRP formPortFw stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/367411/cti (VDB-367411 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/814768 (Submit #814768 | TRENDnet TEW-432BRP 3.10B20 Stack-based Buffer Overflow) third-party-advisory

github.com/wudipjq/my_vuln/blob/main/TRENDnet/vuln_11/11.md exploit

cve.org (CVE-2026-10158)

nvd.nist.gov (CVE-2026-10158)

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