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Published: 12/02/2025 Updated: 12/02/2025

Stack-Based Buffer Overflow in D-Link DIR-853 A1 Firmware via IPv6 Setup Module

A stack-based buffer overflow vulnerability exists in the D-Link DIR-853 A1 firmware version 1.20B07. The vulnerability is located in the SetIPv6PppoeSettings module and can be triggered through the IPv6_PppoePassword parameter. This security issue allows potential unauthorized access or manipulation of the device's system memory.

https://nvd.nist.gov https://www.first.org/epss https://dear-sunshine-ba5.notion.site/D-Link-DIR-853-7-1812386a664480b7ac54d281afa629f5

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CVE-2025-25741

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