Security Advisory

CVE-2021-47854

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-01-21 17:27:38
Last updated 2026-07-28 01:47:25
Assigner VulnCheck
CVSS score 8.7
State PUBLISHED

Description

DD-WRT version 45723 contains a buffer overflow vulnerability in the UPNP network discovery service that allows remote attackers to potentially execute arbitrary code. Attackers can send crafted M-SEARCH packets with oversized UUID payloads to trigger buffer overflow conditions on the target device.