CVE-2024-20271

A vulnerability in the IP packet processing of Cisco Access Point (AP) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of certain IPv4 packets. An attacker could exploit this vulnerability by sending a crafted IPv4 packet either to or through an affected device. A successful exploit could allow the attacker to cause an affected device to reload unexpectedly, resulting in a DoS condition. To successfully exploit this vulnerability, the attacker does not need to be associated with the affected AP. This vulnerability cannot be exploited by sending IPv6 packets.
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:a:cisco:business_access_points:*:*:*:*:*:*:*:*
OR cpe:2.3:h:cisco:business_140ac:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_140ac_access_point:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_141acm:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_142acm:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_143acm:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_145ac:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_145ac_access_point:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_240ac:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:a:cisco:business_access_points:*:*:*:*:*:*:*:*
OR cpe:2.3:h:cisco:business_150ax:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_150ax_access_point:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_151axm:-:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:o:cisco:wireless_lan_controller_software:*:*:*:*:*:*:*:*

History

06 Aug 2025, 13:45

Type Values Removed Values Added
CPE cpe:2.3:a:cisco:business_access_points:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_150ax:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_151axm:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_240ac:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_150ax_access_point:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_142acm:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_143acm:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:wireless_lan_controller_software:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_145ac_access_point:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_141acm:-:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_140ac:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_145ac:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:business_140ac_access_point:-:*:*:*:*:*:*:*
References () https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-dos-h9TGGX6W - () https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-dos-h9TGGX6W - Vendor Advisory
First Time Cisco business 150ax
Cisco wireless Lan Controller Software
Cisco business Access Points
Cisco business 140ac Access Point
Cisco business 145ac
Cisco business 141acm
Cisco business 143acm
Cisco ios Xe
Cisco business 151axm
Cisco business 145ac Access Point
Cisco business 150ax Access Point
Cisco business 142acm
Cisco business 240ac
Cisco
Cisco business 140ac
CWE NVD-CWE-Other

21 Nov 2024, 08:52

Type Values Removed Values Added
References () https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-dos-h9TGGX6W - () https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ap-dos-h9TGGX6W -

27 Mar 2024, 17:48

Type Values Removed Values Added
New CVE

Information

Published : 2024-03-27 17:15

Updated : 2025-08-06 13:45


NVD link : CVE-2024-20271

Mitre link : CVE-2024-20271

CVE.ORG link : CVE-2024-20271


JSON object : View

Products Affected

cisco

  • ios_xe
  • business_140ac
  • business_151axm
  • business_240ac
  • business_143acm
  • business_141acm
  • business_140ac_access_point
  • business_145ac
  • business_145ac_access_point
  • business_access_points
  • business_150ax
  • business_142acm
  • wireless_lan_controller_software
  • business_150ax_access_point
CWE
CWE-20

Improper Input Validation

NVD-CWE-Other