CVE-2021-1437

A vulnerability in the FlexConnect Upgrade feature of Cisco Aironet Series Access Points Software could allow an unauthenticated, remote attacker to obtain confidential information from an affected device. This vulnerability is due to an unrestricted Trivial File Transfer Protocol (TFTP) configuration. An attacker could exploit this vulnerability by sending a specific TFTP request to an affected device. A successful exploit could allow the attacker to download any file from the filesystem of the affected access point (AP).
Configurations

Configuration 1 (hide)

AND
cpe:2.3:a:cisco:aironet_access_point_software:-:*:*:*:*:*:*:*
OR cpe:2.3:h:cisco:1100_integrated_services_router:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_1540:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_1560:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_1800:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_2800:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_3800:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:aironet_4800:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9100:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_iw6300:-:*:*:*:*:*:*:*
cpe:2.3:h:cisco:esw6300:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:cisco:catalyst_9800_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:catalyst_9800:-:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:a:cisco:wireless_lan_controller_software:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:44

Type Values Removed Values Added
References () https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aironet-info-disc-BfWqghj - Vendor Advisory () https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aironet-info-disc-BfWqghj - Vendor Advisory

Information

Published : 2021-03-24 20:15

Updated : 2024-11-21 05:44


NVD link : CVE-2021-1437

Mitre link : CVE-2021-1437

CVE.ORG link : CVE-2021-1437


JSON object : View

Products Affected

cisco

  • aironet_2800
  • catalyst_9800_firmware
  • aironet_1560
  • aironet_1540
  • aironet_access_point_software
  • aironet_4800
  • catalyst_iw6300
  • 1100_integrated_services_router
  • aironet_1800
  • wireless_lan_controller_software
  • aironet_3800
  • catalyst_9100
  • esw6300
  • catalyst_9800
CWE
CWE-275

Permission Issues

NVD-CWE-Other