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CVE-2023-20033

HIGH CVSS: 8.6 Published: 2023-09-27 Modified: 2026-06-17

Description

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.

Affected Platforms

Cisco Catalyst 3850-24U-ECisco Catalyst 3650-48Tq-SCisco Catalyst 3850-48F-ECisco Catalyst 3850-24U-SCisco Catalyst 3650-48Fd-LCisco Catalyst 3850-48T-ECisco Catalyst 3850-24U-LCisco Catalyst 3650-24Ts-SCisco Catalyst 3650-24Ps-ECisco Catalyst 3650-48Fq-L

Weakness Type

CWE-770, NVD-CWE-noinfo

References