CVE-2023-20033
HIGHCisco IOS XE for Catalyst 3650/3850 - DoS via Management Interface
Title source: llmDescription
A vulnerability in Cisco IOS XE Software for Cisco Catalyst 3650 and Catalyst 3850 Series Switches could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to improper resource management when processing traffic that is received on the management interface. An attacker could exploit this vulnerability by sending a high rate of traffic to the management interface. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
References (1)
Core 1
Core References
Scores
CVSS v3
8.6
EPSS
0.0016
EPSS Percentile
36.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-770
Status
published
Products (50)
cisco/ios_xe
16.3.1
cisco/ios_xe
16.3.1a
cisco/ios_xe
16.3.2
cisco/ios_xe
16.3.3
cisco/ios_xe
16.3.4
cisco/ios_xe
16.3.5
cisco/ios_xe
16.3.5b
cisco/ios_xe
16.3.6
cisco/ios_xe
16.3.7
cisco/ios_xe
16.3.8
... and 40 more
Published
Sep 27, 2023
Tracked Since
Feb 18, 2026