Cisco IOS for Catalyst 2960X and 3750X Switches Denial of Service Vulnerability

Information

Severity

Severity

Low

Family

Family

CISCO

CVSSv2 Base

CVSSv2 Base

3.3

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

5 years ago

Modified

Modified

3 years ago

Summary

A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X switches could allow an unauthenticated, adjacent attacker to cause a memory leak in the software forwarding queue that would eventually lead to a partial denial of service (DoS) condition.

Insight

Insight

The vulnerability is due to improper processing of IPv6 Neighbor Discovery (ND) packets. An attacker could exploit this vulnerability by sending a number of IPv6 ND packets to be processed by an affected 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)

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