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Vulnerability record · CVE-2015-6401 · published 14 December 2015

CVE-2015-6401: Cisco epc3928 docsis 3.0 8x4 wireless residential gateway with embedded digital voice adapter improper authentication vulnerability

Cisco · Epc3928 Docsis 3.0 8x4 Wireless Residential Gateway With Embedded Digital Voice Adapter

Cisco EPC3928 devices with EDVA 5.5.10, 5.5.11, and 5.7.1 allow remote attackers to bypass an intended authentication requirement and execute unspecified administrative functions via a crafted HTTP request, aka Bug ID CSCux24941.

7.5 CVSS 2.0 High EPSS 7.6% · top 5.6% CWE-287 · Improper authentication
7.5CVSS 2.0 base score
7.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Cisco EPC3928 devices with EDVA 5.5.10, 5.5.11, and 5.7.1 allow remote attackers to bypass an intended authentication requirement and execute unspecified administrative functions via a crafted HTTP request, aka Bug ID CSCux24941.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151208-cwr Vendor Advisory
http://www.securitytracker.com/id/1034347
https://www.exploit-db.com/exploits/39904/
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151208-cwr Vendor Advisory
http://www.securitytracker.com/id/1034347
https://www.exploit-db.com/exploits/39904/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2015-6401), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.