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Cisco

Cisco Cisco Catalyst 9500-16X

- The Cisco Catalyst 9500-16X is a high-performance, modular switch that provides advanced network services and scalability for campus networks.

Cisco Cisco Catalyst 9500-16X

Specifications

OS
Cisco IOS XE
USB
1x USB Type-A, 1x mini-USB console
DIN Rail
1RU
Layer
Layer 3
Ports
16x 10G SFP+
VLANs
4094
Uplinks
Network module slot

Potential Threats

3
Critical
8
High
13
Medium
1
Low

25 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

192.168.1.123

Default admin panel address for Cisco Cisco Catalyst 9500-16X

Known CVE Vulnerabilities (25)

Sort:
CVE-2025-20100 2025

Improper access control in the memory controller configurations for some Intel(R) Xeon(R) 6 processor with E-cores may allow a privileged user to pote...

7.5
CVE-2025-20102 2025

in OpenHarmony v5.0.2 and prior versions allow a local attacker cause DOS through out-of-bounds read.

3.3
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-2024-20424 2024

A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software, formerly Firepower Management Center...

9.9
CVE-2024-20409 2024

A vulnerability in the web-based management interface of Cisco Firepower Management Center (FMC) Software could allow an unauthenticated, remote attac...

4.8
CVE-2024-20387 2024

A vulnerability in the web-based management interface of Cisco FMC Software could allow an authenticated, remote attacker to store malicious content f...

5.4
CVE-2024-20439 2024

A vulnerability in Cisco Smart Licensing Utility (CSLU) could allow an unauthenticated, remote attacker to log into an affected system by using a stat...

9.8
CVE-2024-20411 2024

A vulnerability in Cisco NX-OS Software could allow an authenticated, local attacker with privileges to access the Bash shell to execute arbitrar...

6.7
CVE-2024-20279 2024

A vulnerability in the restricted security domain implementation of Cisco Application Policy Infrastructure Controller (APIC) could allow an authentic...

4.3

Showing 10 of 25

FAQ

What is the default password for Cisco Cisco Catalyst 9500-16X?

The most common default credentials for Cisco Cisco Catalyst 9500-16X are listed in the table above. Always change these immediately after setup.

What is the default username for Cisco Cisco Catalyst 9500-16X?

The default username for Cisco Cisco Catalyst 9500-16X 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 9500-16X?

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 9500-16X 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 9500-16X have known security vulnerabilities?

Cisco Cisco Catalyst 9500-16X has 25 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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