TRENDnet TEW-432BRP 3.10B20 formSetFirewallRule firewall_name stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in TRENDnet TEW-432BRP 3.10B20. It has been rated as critical. The impacted element is the function formSetFirewallRule of the file /goform/formSetFirewallRule. This manipulation of the argument firewall_name causes stack-based overflow. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is tracked as CVE-2026-10120. The attack is possible to be carried out remotely. Moreover, an exploit is present. 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."

Detailsinfo

A vulnerability was found in TRENDnet TEW-432BRP 3.10B20. It has been declared as critical. Affected by this vulnerability is the function formSetFirewallRule of the file /goform/formSetFirewallRule. The manipulation of the argument firewall_name with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-10120. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. 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."

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-33462). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Support

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/29/2026 Advisory disclosed
05/29/2026 +0 days VulDB entry created
05/31/2026 +2 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-10120 (🔒)
GCVE (CVE): GCVE-0-2026-10120
GCVE (VulDB): GCVE-100-367297
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/29/2026 19:24
Updated: 05/31/2026 04:35
Changes: 05/29/2026 19:24 (58), 05/31/2026 04:35 (1)
Complete: 🔍
Submitter: pjqwudi_Buoy
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #814762: TRENDnet TEW-432BRP 3.10B20 Stack-based Buffer Overflow (by pjqwudi_Buoy)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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