| Title | TRENDnet Router TEW-411BRP+ firmware 2.07 NULL Pointer Dereference |
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| Description | We discovered a null pointer reference vulnerability that can directly cause a web server in a remote device to crash without authentication, leading to a denial of service attack.
The vulnerability occurs in the `/usr/sbin/httpd` binary. When `httpd`receives a carefully constructed HTTP request, it will crash and exit due to a null pointer reference.
We discovered a null pointer reference vulnerability in the `/usr/sbin/httpd` binary that can crash a web server on a remote device without requiring authentication, resulting in a denial of service attack. The server crashes and exits when the program receives a specially crafted HTTP request.
You can Vulnerability Description and PoC:https://docs.google.com/document/d/1NnvweBsYJQ0MGwBvpi5aAe69g8g5PaNL/edit#heading=h.gjdgxs
And the vendor has confirmed the vulnerability. The Vendor Security Announcement is as follows:https://www.trendnet.com/support/view.asp?cat=4&id=100
Discoverers
Zhongwei Gu, Qin Chuan |
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| Source | ⚠️ https://docs.google.com/document/d/1NnvweBsYJQ0MGwBvpi5aAe69g8g5PaNL/edit#heading=h.gjdgxs |
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| User | zhongwei gu (UID 82883) |
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| Submission | 03/17/2025 14:38 (1 Year ago) |
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| Moderation | 03/29/2025 20:52 (12 days later) |
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| Status | Accepted |
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| VulDB entry | 302010 [TRENDnet TEW-411BRP+ 2.07 HTTP Request /usr/sbin/httpd sub_401DB0 null pointer dereference] |
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| Points | 20 |
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