CVE-2025-55583

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/28/2025

Last Modified9/9/2025

Sourcenvd

Honeypot Sightings0

Affected Products

dlink:dir-868ldlink:dir-868l_firmware

Weaknesses (CWE)

CWE-78CWE-306CWE-668

References

https://cybermaya.in/posts/Post-44/(cve@mitre.org)

https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10397(cve@mitre.org)

https://www.dlink.com/en/security-bulletin/(cve@mitre.org)

https://cybermaya.in/posts/Post-44/(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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