Description
A vulnerability was detected in TRENDnet TEW-751DR, TEW-752DRU and TEW733GR 1.03B01/1.03B03. Affected is the function fwrite of the file pigwidgeon.cgi of the component Web Management Backend. The manipulation of the argument service results in os command injection. It is possible to launch the attack remotely. The exploit is now public and may 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.
Published: 2026-10-12
Score: 10 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 12 Oct 2026 06:00:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in TRENDnet TEW-751DR, TEW-752DRU and TEW733GR 1.03B01/1.03B03. Affected is the function fwrite of the file pigwidgeon.cgi of the component Web Management Backend. The manipulation of the argument service results in os command injection. It is possible to launch the attack remotely. The exploit is now public and may 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.
Title TRENDnet TEW-751DR/TEW-752DRU/TEW733GR Web Management Backend pigwidgeon.cgi fwrite os command injection
First Time appeared Trendnet
Trendnet tew-751dr
Trendnet tew-752dru
Trendnet tew733gr
Weaknesses CWE-77
CWE-78
CPEs cpe:2.3:a:trendnet:tew-751dr:*:*:*:*:*:*:*:*
cpe:2.3:a:trendnet:tew-752dru:*:*:*:*:*:*:*:*
cpe:2.3:a:trendnet:tew733gr:*:*:*:*:*:*:*:*
Vendors & Products Trendnet
Trendnet tew-751dr
Trendnet tew-752dru
Trendnet tew733gr
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 10, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P'}


Subscriptions

Trendnet Tew-751dr Tew-752dru Tew733gr
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-12T05:30:17.425Z

Reserved: 2026-10-11T09:41:13.126Z

Link: CVE-2026-108804

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-12T06:16:59.457

Modified: 2026-10-12T06:16:59.457

Link: CVE-2026-108804

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T08:00:09Z

Weaknesses
  • CWE-77

    Improper Neutralization of Special Elements used in a Command ('Command Injection')

  • CWE-78

    Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')