CVE-2026-5353 | THREATINT

Home

Description

A vulnerability was detected in Trendnet TEW-657BRM 1.00.1. Affected is the function ping_test of the file /setup.cgi. Performing a manipulation of the argument c4_IPAddr results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. 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.” This vulnerability only affects products that are no longer supported by the maintainer.

PUBLISHED Reserved 2026-04-01 | Published 2026-04-02 | Updated 2026-04-02 | Assigner VulDB

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

1.00.1
affected

Timeline

2026-04-01:	Advisory disclosed
2026-04-01:	VulDB entry created
2026-04-01:	VulDB entry last update

Credits

panda_0x1 (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/354706 (VDB-354706 | Trendnet TEW-657BRM setup.cgi ping_test os command injection) vdb-entry technical-description

vuldb.com/vuln/354706/cti (VDB-354706 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/781566 (Submit #781566 | TRENDnet TEW-657BRM 1.00.1 Command Injection) third-party-advisory

github.com/…uls/blob/main/trendnet/tew-657brm/ping_test.md exploit

cve.org (CVE-2026-5353)

nvd.nist.gov (CVE-2026-5353)

Download JSON