CVE-2025-6931

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.
References
Link Resource
http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf Exploit Third Party Advisory
http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf Exploit Third Party Advisory
https://vuldb.com/?ctiid.314443 Permissions Required VDB Entry
https://vuldb.com/?id.314443 Third Party Advisory VDB Entry
https://vuldb.com/?submit.605592 Third Party Advisory VDB Entry
https://vuldb.com/?submit.605593 Third Party Advisory VDB Entry
https://vuldb.com/?submit.605596 Third Party Advisory VDB Entry
https://www.dlink.com/ Product
http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf Exploit Third Party Advisory
http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:dlink:dcs-6517_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dcs-6517:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:dlink:dcs-7517_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dcs-7517:-:*:*:*:*:*:*:*

History

14 Jul 2025, 17:19

Type Values Removed Values Added
References () http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf - () http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf - Exploit, Third Party Advisory
References () http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf - () http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.314443 - () https://vuldb.com/?ctiid.314443 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.314443 - () https://vuldb.com/?id.314443 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.605592 - () https://vuldb.com/?submit.605592 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.605593 - () https://vuldb.com/?submit.605593 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.605596 - () https://vuldb.com/?submit.605596 - Third Party Advisory, VDB Entry
References () https://www.dlink.com/ - () https://www.dlink.com/ - Product
CPE cpe:2.3:h:dlink:dcs-7517:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dcs-6517:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-6517_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dcs-7517_firmware:*:*:*:*:*:*:*:*
First Time Dlink dcs-6517
Dlink
Dlink dcs-7517 Firmware
Dlink dcs-6517 Firmware
Dlink dcs-7517

01 Jul 2025, 14:15

Type Values Removed Values Added
Summary
  • (es) Se detectó una vulnerabilidad clasificada como problemática en D-Link DCS-6517 y DCS-7517 hasta la versión 2.02.0. Esta vulnerabilidad afecta a la función generate_pass_from_mac del archivo /bin/httpd del componente Root Password Generation Handler. La manipulación genera una entropía insuficiente. El ataque puede ejecutarse en remoto. Es un ataque de complejidad bastante alta. Su explotación parece difícil. Se ha hecho público el exploit y puede que sea utilizado. Esta vulnerabilidad solo afecta a los productos que ya no reciben soporte del fabricante.
References () http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf - () http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf -
References () http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf - () http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf -

30 Jun 2025, 23:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-06-30 23:15

Updated : 2025-07-14 17:19


NVD link : CVE-2025-6931

Mitre link : CVE-2025-6931

CVE.ORG link : CVE-2025-6931


JSON object : View

Products Affected

dlink

  • dcs-6517
  • dcs-7517
  • dcs-6517_firmware
  • dcs-7517_firmware
CWE
CWE-330

Use of Insufficiently Random Values

CWE-331

Insufficient Entropy