SB2026012160 - Remote denial of service in Cisco IEC6400 Wireless Backhaul Edge Compute Software SSH service
Published: January 21, 2026
Security Bulletin ID
SB2026012160
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2026-20080)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in the SSH service. A remote attacker can initiate multiple connections to the SSH service and make it unresponsive.
Remediation
Install update from vendor's website.