Detections
Analytics
Cisco AireOS Software for Cisco Wireless LAN Controllers (WLC) DoS (cisco-sa-iosxe-wlc-fnfv9-EvrAQpNX)
high Nessus Plugin ID 141369
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Synopsis
The remote device is missing a vendor-supplied security patchDescription
According to its self-reported version, the remote Cisco Wireless LAN Controller (WLC) device is affected by a DoS vulnerability in the Flexible NetFlow Version 9 packet processor due to insufficient validation of certain parameters in a Flexible NetFlow Version 9 record. An unauthenticated, remote attacker could cause a DoS condition on an affected device. Please see the included Cisco BID and Cisco Security Advisory for more information.Solution
Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvr53845See Also
http://www.nessus.org/u?f624c003
http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-74268
Plugin Details
Severity: High
ID: 141369
File Name: cisco-sa-iosxe-wlc-fnfv9-EvrAQpNX-wlc.nasl
Version: 1.18
Type: combined
Family: CISCO
Published: 10/12/2020
Updated: 5/14/2024
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS Score Source: CVE-2020-3492
CVSS v3
Risk Factor: High
Base Score: 8.6
Temporal Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:cisco:wireless_lan_controller_software, cpe:/h:cisco:wireless_lan_controller
Required KB Items: Host/Cisco/WLC/Version, Host/Cisco/WLC/Port
Exploit Ease: No known exploits are available
Patch Publication Date: 9/24/2020
Vulnerability Publication Date: 9/24/2020
Reference Information
CVE: CVE-2020-3492