Lucene search

[email protected]CVE-2022-20847

HistorySep 30, 2022 - 7:15 p.m.

CVE-2022-20847

2022-09-3019:15:12

CWE-399

[email protected]

web.nvd.nist.gov

cisco

ios xe

wireless

controller

catalyst 9000

vulnerability

dos

nvd

cve-2022-20847

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

49.6%

JSON

A vulnerability in the DHCP processing functionality of Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to the improper processing of DHCP messages. An attacker could exploit this vulnerability by sending malicious DHCP messages to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Affected configurations

NVD

Node

ciscoios_xeMatch17.3.3

AND

ciscocatalyst_9800Match-

ciscocatalyst_9800-40Match-

ciscocatalyst_9800-80Match-

ciscocatalyst_9800-clMatch-

ciscocatalyst_9800-lMatch-

ciscocatalyst_9800-l-cMatch-

ciscocatalyst_9800-l-fMatch-

CPENameOperatorVersion
cisco:ios_xecisco ios xeeq17.3.3

CPE	Name	Operator	Version
cisco:ios_xe	cisco ios xe	eq	17.3.3

CNA Affected

[
  {
    "product": "Cisco IOS XE Software ",
    "vendor": "Cisco",
    "versions": [
      {
        "status": "affected",
        "version": "n/a"
      }
    ]
  }
]