3.7
LOW
CVE-2025-6931
D-Link DCS-6517 DCS-7517 Insufficient Entropy in Root Password Generation Handler
Description

A vulnerability classified as problematic was found in D-Link DCS-6517 and DCS-7517 up to 2.02.0. Affected by this vulnerability is the function generate_pass_from_mac of the file /bin/httpd of the component Root Password Generation Handler. The manipulation leads to insufficient entropy. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

INFO

Published Date :

June 30, 2025, 11:15 p.m.

Last Modified :

July 1, 2025, 2:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

2.2
Affected Products

The following products are affected by CVE-2025-6931 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-6931 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-6931 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 01, 2025

    Action Type Old Value New Value
    Added Reference http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf
    Added Reference http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf
  • New CVE Received by [email protected]

    Jun. 30, 2025

    Action Type Old Value New Value
    Added Tag unsupported-when-assigned
    Added Description A vulnerability classified as problematic was found in D-Link DCS-6517 and DCS-7517 up to 2.02.0. Affected by this vulnerability is the function generate_pass_from_mac of the file /bin/httpd of the component Root Password Generation Handler. The manipulation leads to insufficient entropy. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
    Added CVSS V4.0 AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
    Added CVSS V2 (AV:N/AC:H/Au:N/C:P/I:N/A:N)
    Added CWE CWE-330
    Added CWE CWE-331
    Added Reference http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf
    Added Reference http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf
    Added Reference https://vuldb.com/?ctiid.314443
    Added Reference https://vuldb.com/?id.314443
    Added Reference https://vuldb.com/?submit.605592
    Added Reference https://vuldb.com/?submit.605593
    Added Reference https://vuldb.com/?submit.605596
    Added Reference https://www.dlink.com/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-6931 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

CVSS31 - Vulnerability Scoring System
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Latest DB Update: Jul. 03, 2025 0:16