Vulnerability Monitor

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CVE-2025-55583

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.

Published

2025-08-28T15:16:02.700

Last Modified

2025-09-09T18:41:54.723

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Secondary
CWE-78
CWE-306
CWE-668

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	dlink	dir-868l_firmware	2.05b02	Yes
Hardware	dlink	dir-868l	b1	No

References

https://cybermaya.in/posts/Post-44/ Exploit, Third Party Advisory ([email protected])
https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10397 Product ([email protected])
https://www.dlink.com/en/security-bulletin/ Not Applicable ([email protected])
https://cybermaya.in/posts/Post-44/ Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)