Vulnerability in TRENDnet TEW-751DR

[ Why it matters ]Priority signals

• Public proof-of-concept exploit exists (CISA SSVC)
• Critical severity: CVSS 10.0

[ Description ]Official 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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• github.com/dacj4n/TRENDNetExploits
• github.com/dacj4n/TRENDNetExploits/tree/main/exploit
• vuldb.com/cve/CVE-2026-108804
• vuldb.com/submit/962770
• vuldb.com/vuln/416581
• vuldb.com/vuln/416581/cti