CRITICAL🇵🇱 Wersja polska

CVE-2025-5624

CVSS 9.3v4.0pub. 2025-06-05upd. 2025-06-06

A vulnerability was found in D-Link DIR-816 1.10CNB05. It has been declared as critical. This vulnerability affects the function QoSPortSetup of the file /goform/QoSPortSetup. The manipulation of the argument port0_group/port0_remarker/ssid0_group/ssid0_remarker leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

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🤖 AI Analysis

How it works

The vulnerability is located in the QoSPortSetup function handled by the /goform/QoSPortSetup endpoint. An attacker can trigger a stack buffer overflow by manipulating the port0_group, port0_remarker, ssid0_group, or ssid0_remarker parameters. The request can be sent remotely, and the exploit has been publicly disclosed and may be actively exploited.

Impact

An attacker can gain full control over the device, potentially executing arbitrary code (RCE), which threatens the confidentiality, integrity, and availability of the system.

Mitigation & patch

D-Link manufacturer does not provide updates because the product has reached End of Life (EOL). Immediate replacement of the device with an actively supported model is recommended. As a temporary risk mitigation measure, the device should be isolated from the public network, remote access to the administrative panel should be disabled, and access to the management interface should be restricted to trusted hosts only.

Who is affected

D-Link DIR-816 Firmware version 1.10CNB05. The device is no longer supported by the manufacturer.

Analysis generated by Claude AI (Anthropic) based on NVD data. Always verify with vendor.

CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X