CVE-2026-20080

MEDIUM

Cisco IEC6400 Wireless Backhaul Edge Compute - DoS

Title source: llm
STIX 2.1

Description

A vulnerability in the SSH service of Cisco IEC6400 Wireless Backhaul Edge Compute Software could allow an unauthenticated, remote attacker to cause the SSH service to stop responding. This vulnerability exists because the SSH service lacks effective flood protection. An attacker could exploit this vulnerability by initiating a denial of service (DoS) attack against the SSH port. A successful exploit could allow the attacker to cause the SSH service to be unresponsive during the period of the DoS attack. All other operations remain stable during the attack.

Scores

CVSS v3 5.3
EPSS 0.0014
EPSS Percentile 34.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (4)
Cisco/Cisco Ultra-Reliable Wireless Backhaul 1.0.0
Cisco/Cisco Ultra-Reliable Wireless Backhaul 1.0.1
Cisco/Cisco Ultra-Reliable Wireless Backhaul 1.0.2
Cisco/Cisco Ultra-Reliable Wireless Backhaul 1.1.0
Published Jan 21, 2026
Tracked Since Feb 18, 2026