Remote Access Vulnerability in Cisco DPC3939 and DPC3941T Devices
CVE-2017-9488

8.8HIGH

Key Information:

Vendor

Cisco
Status
Dpc3939 Firmware
Vendor
CVE Published:
31 July 2017

What is CVE-2017-9488?

The firmware on certain Cisco DPC3939 and DPC3941T devices contains a vulnerability that enables remote attackers to exploit the web UI interface. By leveraging a session initiated to the wan0 interface's IPv6 address, attackers can gain unauthorized access using hardcoded credentials. This interface is not directly accessible from the public Internet, indicating a potential risk primarily from internal or certain external network sources. Users are advised to check and secure their firmware.

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References

https://github.com/BastilleResearch/CableTap/blob/master/...
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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