Firewall
Cisco

Cisco ASA 5505

ASA5505-BUN-K9 - Cisco ASA 5505 Adaptive Security Appliance for small business.

Cisco ASA 5505

Specifications

Ports
8x 10/100
Max VLANs
3
VPN Peers
25
Throughput
150 Mbps

Potential Threats

2
Critical
29
High
14
Medium
0
Low

56 Known CVEs

2 critical vulnerabilities found — immediate patching required.
29 high-severity vulnerabilities — patch as soon as possible.
This device has 56 known vulnerabilities — consider replacing with a newer model.
Audit firewall rules and remove unused allow entries. Enable detailed logging. Restrict management access to trusted IPs only.

Default IP

192.168.1.1

Default admin panel address for Cisco ASA 5505

Default Credentials — Cisco ASA 5505

Username Password Access Type Protocol Port Notes
(blank) (blank) console Console

Known CVE Vulnerabilities (56)

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CVE-2022-20795 2022

A vulnerability in the implementation of the Datagram TLS (DTLS) protocol in Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Thre...

5.8
CVE-2021-40125 2021

A vulnerability in the Internet Key Exchange Version 2 (IKEv2) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower...

5.3
CVE-2021-40118 2021

A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software co...

8.6
CVE-2021-40117 2021

A vulnerability in SSL/TLS message handler for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software coul...

8.6
CVE-2021-34794 2021

A vulnerability in the Simple Network Management Protocol version 3 (SNMPv3) access control functionality of Cisco Adaptive Security Appliance (ASA) S...

5.3
CVE-2021-34793 2021

A vulnerability in the TCP Normalizer of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software operating in tra...

8.6
CVE-2021-34792 2021

A vulnerability in the memory management of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow a...

8.6
CVE-2021-34791 2021

Multiple vulnerabilities in the Application Level Gateway (ALG) for the Network Address Translation (NAT) feature of Cisco Adaptive Security Appliance...

4.7
CVE-2021-34790 2021

Multiple vulnerabilities in the Application Level Gateway (ALG) for the Network Address Translation (NAT) feature of Cisco Adaptive Security Appliance...

4.7
CVE-2021-34787 2021

A vulnerability in the identity-based firewall (IDFW) rule processing feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower...

5.3

Showing 10 of 56

FAQ

What is the default password for Cisco ASA 5505?

The most common default credentials for Cisco ASA 5505 are listed in the table above. Always change these immediately after setup.

What is the default username for Cisco ASA 5505?

The default username for Cisco ASA 5505 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 ASA 5505?

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 ASA 5505 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 ASA 5505 have known security vulnerabilities?

Cisco ASA 5505 has 56 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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