关键信息 Title: Tenda CH22 V1.0.0.1 Denial of Service Description: - A Denial of Service (DoS) vulnerability exists in the CH22 V1.0.0.1 firmware. - The vulnerability is located in the fromDhcpListClient function, which handles DHCP static IP settings. - The application retrieves the LISTLEN parameter from the HTTP request and uses it to determine the number of iterations for a loop, but there is no validation on the upper limit of LISTLEN. - This can lead to CPU usage and resource exhaustion, causing a Denial of Service. Source: https://github.com/masterabc/cve/blob/main/Tenda%20CH22%20V1.0.0.1%20Router%20Denial%20of%20Service%20in%20fromDhcpListClient%20function.md User: jiefengliang (UID 93721) Submission Date: 12/22/2025 12:40 PM Moderation Date: 12/28/2025 09:38 AM Status: Duplicate VulDB Entry: 239906 Points: 0