Router
Cisco

Cisco Cisco ISR 951

- The Cisco ISR 951 is a compact, high-performance router designed for small to medium-sized businesses and branch offices.

Cisco Cisco ISR 951

Specifications

OS
Cisco IOS XE
CPU
Dual-core
LAN
10/100/1000
USB
1x USB 2.0
VPN
Yes
WAN
10/100/1000
Flash
4 GB

Potential Threats

3
Critical
7
High
8
Medium
0
Low

18 Known CVEs

3 critical vulnerabilities found — immediate patching required.
Change the default admin password and login URL. Disable WPS and remote management. Enable WPA3 if supported.

Default IP

10.10.10.1

Default admin panel address for Cisco Cisco ISR 951

Default Credentials — Cisco Cisco ISR 951

Username Password Access Type Protocol Port Notes
console Console
web HTTP 80
web HTTPS 443

Known CVE Vulnerabilities (18)

Sort:
CVE-2025-20188 2025

A vulnerability in the Out-of-Band Access Point (AP) Image Download, the Clean Air Spectral Recording, and the client debug bundles features of Cisco...

10.0
CVE-2025-20187 2025

A vulnerability in the application data endpoints of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an authenticated, remot...

6.5
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-2024-20444 2024

A vulnerability in Cisco Nexus Dashboard Fabric Controller (NDFC), formerly Cisco Data Center Network Manager (DCNM), could allow an authenticated, re...

5.5
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-2024-20289 2024

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, low-privileged, local attacker to execute arbitrary commands on the u...

4.4
CVE-2024-20443 2024

A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to conduct an XSS attack against a us...

5.4
CVE-2024-20295 2024

A vulnerability in the CLI of the Cisco Integrated Management Controller (IMC) could allow an authenticated, local attacker to perform command injecti...

8.8
CVE-2024-20359 2024

A vulnerability in a legacy capability that allowed for the preloading of VPN clients and plug-ins and that has been available in Cisco Adaptive Secur...

6.0
CVE-2024-20353 2024

A vulnerability in the management and VPN web servers for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) So...

8.6

Showing 10 of 18

FAQ

What is the default password for Cisco Cisco ISR 951?

The most common default credentials for Cisco Cisco ISR 951 are listed in the table above. Always change these immediately after setup.

What is the default username for Cisco Cisco ISR 951?

The default username for Cisco Cisco ISR 951 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 ISR 951?

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 ISR 951 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.

What IP address do I use to log in to Cisco Cisco ISR 951?

The default admin login address for Cisco Cisco ISR 951 is shown in the "Default IP" field above. Most routers use 192.168.1.1 or 192.168.0.1. Open a browser on a device connected to the router and navigate to that IP.

How do I change the Wi-Fi password on Cisco Cisco ISR 951?

Log in to the router admin panel at the default IP address. Go to Wireless or Wi-Fi settings. Find the WPA2/WPA3 passphrase field and update it. Save and reconnect your devices.

How do I secure Cisco Cisco ISR 951 after setup?

Change the default admin password and Wi-Fi password immediately. Disable WPS (Wi-Fi Protected Setup) — it is vulnerable to brute-force attacks. Enable WPA3 encryption if supported. Turn off remote management unless needed. Keep firmware updated.

Does Cisco Cisco ISR 951 have known security vulnerabilities?

Cisco Cisco ISR 951 has 18 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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