Remote IPv6 Address Disclosure in Cisco Cable Modem Firmware
CVE-2017-9487

5.9MEDIUM

Key Information:

Vendor
Cisco
Vendor
CVE Published:
31 July 2017

Summary

The firmware on select Cisco cable modem models, specifically the DPC3939 and DPC3941T, contains a vulnerability that allows remote attackers to exploit knowledge of the cable modem's MAC address. This can lead to the unauthorized discovery of the WAN IPv6 IP address, potentially compromising user privacy and network security. Keeping firmware updated and monitoring for unusual network activity is crucial to mitigating associated risks.

References

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.