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Cisco cBR-8 Converged Broadband Router vty Integrity Vulnerability

Information

Severity

Severity

Medium

Family

Family

CISCO

CVSSv2 Base

CVSSv2 Base

4.3

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

7 years ago

Modified

Modified

5 years ago

Summary

A vulnerability in Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause a configuration integrity change to the vty line configuration on an affected device.

Insight

Insight

The vulnerability is due to a logic processing error that exists if an affected device is configured with the Downstream Resiliency and Downstream Resiliency Bonding Group features. An attacker could exploit this vulnerability by continuously trying to establish Telnet or SSH connections to a targeted device.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

See the referenced vendor advisory for a solution.

Common Vulnerabilities and Exposures (CVE)