Detections
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Cisco Wireless LAN Controller 802.11i Management Frame DoS

medium Nessus Plugin ID 92457

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Synopsis

The remote device is missing vendor-supplied security patches.

Description

According to its self-reported version, the remote Cisco Wireless LAN Controller (WLC) device is affected by a denial of service vulnerability due to not discarding malformed values within an 802.11i management frame received from a wireless client. An unauthenticated, adjacent attacker can exploit this, by sending a specifically crafted frame to an access point managed by the WLC device, to cause a denial of service condition.

Solution

Apply the relevant patches referenced in Cisco bug ID CSCub65236.

See Also

http://www.nessus.org/u?b1b6d1d9

Plugin Details

Severity: Medium

ID: 92457

File Name: cisco-sa-20151002-wlc.nasl

Version: 1.6

Type: combined

Family: CISCO

Published: 7/20/2016

Updated: 8/20/2020

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Information

CPE: cpe:/h:cisco:wireless_lan_controller, cpe:/o:cisco:wireless_lan_controller_software

Required KB Items: Host/Cisco/WLC/Version, Host/Cisco/WLC/Port

Exploit Ease: No known exploits are available

Patch Publication Date: 10/2/2015

Vulnerability Publication Date: 10/2/2015

Reference Information

CVE: CVE-2015-6311

BID: 76945