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Cisco Mobility Express 2800 and 3800 802.11 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 802.11 ingress packet processing of the Cisco Mobility Express 2800 and 3800 Access Points could allow an unauthenticated, adjacent attacker to cause the connection table to be full of invalid connections and be unable to process new incoming requests.

Insight

Insight

The vulnerability is due to lack of proper error handling when the 802.11 frame is received with an unexpected status code. An attacker could exploit this vulnerability by sending a crafted 802.11 frame to the targeted device.

Detection Method

Detection Method

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

Solution

Solution

Upgrade to version 8.2.141.0 or later.

Common Vulnerabilities and Exposures (CVE)