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Cisco Cisco Catalyst 9500-48Y4C

- The Cisco Catalyst 9500-48Y4C is a high-performance, modular switch that provides advanced security and networking features for data center and campus environments.

Cisco Cisco Catalyst 9500-48Y4C

Specifications

OS
Cisco IOS XE
USB
1x USB
Layer
Layer 3
Ports
52
Uplinks
4x 40/100G QSFP28
LAN Ports
48x 1/10/25G SFP28
Switching Capacity
3.2 Tbps

Potential Threats

3
Critical
7
High
10
Medium
0
Low

20 Known CVEs

3 critical vulnerabilities found — immediate patching required.
Disable all unused ports. Enable port security and 802.1X authentication. Use separate VLANs for management traffic.

Default IP

192.168.1.9

Default admin panel address for Cisco Cisco Catalyst 9500-48Y4C

Known CVE Vulnerabilities (20)

Sort:
CVE-2025-20114 2025

A vulnerability in the API of Cisco Unified Intelligence Center could allow an authenticated, remote attacker to perform a horizontal privilege escala...

4.3
CVE-2025-20113 2025

A vulnerability in Cisco Unified Intelligence Center could allow an authenticated, remote attacker to elevate privileges to Administrator for a limite...

7.1
CVE-2025-20112 2025

A vulnerability in multiple Cisco Unified Communications and Contact Center Solutions products could allow an authenticated, local attacker to elevate...

5.1
CVE-2025-20115 2025

A vulnerability in confederation implementation for the Border Gateway Protocol (BGP) in Cisco IOS XR Software could allow an unauthenticated, re...

8.6
CVE-2025-20118 2025

A vulnerability in the implementation of the internal system processes of Cisco APIC could allow an authenticated, local attacker to access sensitive...

4.4
CVE-2025-20117 2025

A vulnerability in the CLI of Cisco APIC could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying ope...

5.1
CVE-2025-20116 2025

A vulnerability in the web UI of Cisco APIC could allow an authenticated, remote attacker to perform a stored XSS attack on an affected system. To exp...

4.8
CVE-2025-20111 2025

A vulnerability in the health monitoring diagnostics of Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode...

7.4
CVE-2024-20418 2024

A vulnerability in the web-based management interface of Cisco Unified Industrial Wireless Software for Cisco Ultra-Reliable Wireless Backhaul (URWB)...

10.0
CVE-2024-20426 2024

A vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol for VPN termination of Cisco Adaptive Security Appliance (ASA) Software and Ci...

8.6

Showing 10 of 20

FAQ

What is the default password for Cisco Cisco Catalyst 9500-48Y4C?

The most common default credentials for Cisco Cisco Catalyst 9500-48Y4C are listed in the table above. Always change these immediately after setup.

What is the default username for Cisco Cisco Catalyst 9500-48Y4C?

The default username for Cisco Cisco Catalyst 9500-48Y4C is typically "admin". The full list of default credentials including username, password, access type and port is shown in the table on this page.

How do I change the password on Cisco Cisco Catalyst 9500-48Y4C?

Log in to the admin panel using the default credentials listed above. Navigate to Administration → Password or System → Account settings. Enter the current password and set a new strong password. Save the changes.

How do I reset Cisco Cisco Catalyst 9500-48Y4C to factory defaults?

Locate the Reset button (usually a small pinhole on the back/bottom of the device). Hold it for 10-30 seconds while powered on until the LEDs flash. The device will reboot with default settings.

Is it safe to leave default credentials unchanged?

No. Default credentials are publicly known and frequently exploited by automated scanners. Change the admin password immediately after first login.

Does Cisco Cisco Catalyst 9500-48Y4C have known security vulnerabilities?

Cisco Cisco Catalyst 9500-48Y4C has 20 known CVE vulnerabilities documented in our database. The full list with severity ratings is shown on this page. Apply the latest firmware update from the manufacturer to address known issues.

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