CVE-2025-55583

CRITICAL

D-Link DIR-868L B1 - Command Injection

Title source: llm
STIX 2.1

Description

D-Link DIR-868L B1 router firmware version FW2.05WWB02 contains an unauthenticated OS command injection vulnerability in the fileaccess.cgi component. The endpoint /dws/api/UploadFile accepts a pre_api_arg parameter that is passed directly to system-level shell execution functions without sanitization or authentication. Remote attackers can exploit this to execute arbitrary commands as root via crafted HTTP requests.

Scores

CVSS v3 9.8
EPSS 0.0130
EPSS Percentile 79.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-78 CWE-306 CWE-668
Status published
Products (1)
dlink/dir-868l_firmware 2.05b02
Published Aug 28, 2025
Tracked Since Feb 18, 2026