CVE-2025-6931

Public Exploit
D-Link DCS-6517/DCS-7517 Root Password Generation httpd generate_pass_from_mac entropy

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.

Category

6.3
CVSS
Severity: Medium
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com
Affected: D-Link DCS-6517
Affected: D-Link DCS-7517
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.314443 technical description vdb entry
https://vuldb.com/?ctiid.314443 permissions required signature
https://vuldb.com/?submit.605592 third party advisory
https://vuldb.com/?submit.605593 third party advisory
https://vuldb.com/?submit.605596 third party advisory
http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf related
http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf exploit
https://www.dlink.com/ product

Frequently Asked Questions

What is the severity of CVE-2025-6931?
CVE-2025-6931 has been scored as a medium severity vulnerability.
How to fix CVE-2025-6931?
To fix CVE-2025-6931, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-6931 being actively exploited in the wild?
It is possible that CVE-2025-6931 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-6931?
CVE-2025-6931 affects D-Link DCS-6517, D-Link DCS-7517.
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