Summaryinfo

A vulnerability, which was classified as critical, has been found in Trendnet TEW-657BRM 1.00.1. Affected is the function Edit of the file /setup.cgi. Performing a manipulation of the argument pcdb_list results in os command injection. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is known as CVE-2026-5352. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The vendor confirms, that "[t]he product in question (...) has been discontinued and end of life since June 23, 2011, that is more than 14 years ago. We no longer provide support for this product, so we are not able to confirm the vulnerabilities. We will make an announcement on our website's product support page and notify customers who registered their products with us."

Detailsinfo

A vulnerability was found in Trendnet TEW-657BRM 1.00.1. It has been classified as critical. This affects the function edit of the file /setup.cgi. The manipulation of the argument pcdb_list with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-5352. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1202 for this issue.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor confirms, that "[t]he product in question (...) has been discontinued and end of life since June 23, 2011, that is more than 14 years ago. We no longer provide support for this product, so we are not able to confirm the vulnerabilities. We will make an announcement on our website's product support page and notify customers who registered their products with us."

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

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

Productinfo

Vendor

• Trendnet

Name

• TEW-657BRM

Version

• 1.00.1

License

• commercial

Support

• end of life

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

CVSSv4info

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Entryinfo

Submitinfo

Accepted

• Submit #781565: TRENDnet TEW-657BRM 1.00.1 Command Injection (by panda_0x1)

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

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