CVE-2026-20080 — Cisco IEC6400 Edge Compute Appliance SSH Denial of Service Vulnerability

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Cisco / Cisco Ultra-Reliable Wireless Backhaul	affected 1.0.0; affected 1.1.0; affected 1.0.2; affected 1.0.1

CWE

CWE-400

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iec6400-Pem5uQ7v

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.