CVE-2019-1920
HIGHCisco Aironet 3700 Series < 8.2.170.0 - DoS via 802.11r Fast Transition
Title source: llmDescription
A vulnerability in the 802.11r Fast Transition (FT) implementation for Cisco IOS Access Points (APs) Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected interface. The vulnerability is due to a lack of complete error handling condition for client authentication requests sent to a targeted interface configured for FT. An attacker could exploit this vulnerability by sending crafted authentication request traffic to the targeted interface, causing the device to restart unexpectedly.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190717-aironet-dos
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/109312
Scores
CVSS v3
7.4
EPSS
0.0080
EPSS Percentile
52.0%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-20
Status
published
Products (7)
cisco/access_points
< 8.2.170.0
cisco/aironet_3700e_firmware
15.3\(3\)jc14
cisco/aironet_3700e_firmware
15.3\(3\)jd6
cisco/aironet_3700i_firmware
15.3\(3\)jc14
cisco/aironet_3700i_firmware
15.3\(3\)jd6
cisco/aironet_3700p_firmware
15.3\(3\)jc14
cisco/aironet_3700p_firmware
15.3\(3\)jd6
Published
Jul 17, 2019
Tracked Since
Feb 18, 2026