CVE-2026-20064

A vulnerability in of Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, local attacker to cause the device to unexpectedly reload, causing a denial of service DoS condition. This vulnerability is due to improper validation of user-supplied input. An attacker with a...

EUVD-2026-9483

A vulnerability in of Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, local attacker to cause the device to unexpectedly reload, causing a denial of service DoS condition. This vulnerability is due to improper validation of user-supplied input. An attacker with a...

PT-2026-23037

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall ASA Software and Cisco Secure FTD Software affected versions not specified Description A flaw exists in the OSPF protocol that may allow a nearby attacker to cause an unexpected reload of a device, leading to a denial of...

CVE-2025-20149

A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. This vulnerability is due to a buffer overflow. An attacker with a...

PT-2025-39295

Name of the Vulnerable Software and Affected Versions Cisco IOS Software and Cisco IOS XE Software affected versions not specified Description A flaw exists in the Command Line Interface CLI of Cisco IOS Software and Cisco IOS XE Software. A local attacker with authentication may be able to cause...

CVE-2021-34740

A vulnerability in the WLAN Control Protocol WCP implementation for Cisco Aironet Access Point AP software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. This vulnerability is due to incorrect error handli...

Cisco IOS and IOS XE Code Issue Vulnerabilities

Cisco IOS and IOS XE are a set of operating systems developed by Cisco for its network devices. A code issue vulnerability exists in the Simple Network Management Protocol SNMP subsystem of the IOS Software and IOS XE Software in the Cisco Catalyst 4500 Series, which arises from a program that do...

PT-2020-1657 · Cisco · Cisco Fxos +3

Name of the Vulnerable Software and Affected Versions: Cisco FXOS Software affected versions not specified Cisco IOS XR Software affected versions not specified Cisco NX-OS Software affected versions not specified Description: A vulnerability in the Cisco Discovery Protocol implementation could...

CVE-2019-1716

A vulnerability in the web-based management interface of Session Initiation Protocol SIP Software for Cisco IP Phone 7800 Series and Cisco IP Phone 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service DoS condition or execute arbitrary code. The vulnerability...

CVE-2018-0101

A vulnerability in the Secure Sockets Layer SSL VPN functionality of the Cisco Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to cause a reload of the affected system or to remotely execute code. The vulnerability is due to an attempt to double free a...

Cisco Adaptive Security Appliance Software Denial of Service Vulnerability (CNVD-2017-33343)

The Cisco ASA 5500 Series Adaptive Security Appliances are modular platforms for delivering security and VPN services, providing firewall, IPS, anti-X, and VPN services. A security vulnerability in the Direct Authentication feature of the Cisco Adaptive Security Appliance ASA Software allows an...

VulnCheck KEV: CVE-2017-3881

A vulnerability in the Cisco Cluster Management Protocol CMP processing code in Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a reload of an affected device or remotely execute code with elevated privileges...

Cisco IOS XE Software IP Fragment Reassembly Denial of Service Vulnerability

Cisco IOS XE Software is an operating system developed by Cisco for its network devices. A denial of service vulnerability exists in the IP Fragment Reassembly feature of Cisco IOS XE Software. A remote attacker can exploit this vulnerability by sending specially crafted IPv4 fragment packets to...

Cisco Videoscape Distribution Suite HTTP Request Remote Denial of Service Vulnerability

Cisco Videoscape is a business provider solution that helps consumers integrate content from pay TV, online video and video-on-demand sources. A denial of service vulnerability exists in Cisco Videoscape Distribution Suite, which could be exploited by a remote attacker to submit a special HTTP...

Unspecified Denial of Service Vulnerability in Cisco Wireless LAN Controller

The Cisco Wireless LAN Controller is used to manage application devices for Cisco Aironet access points using the Lightweight Access Point Protocol LWAPP. Cisco Wireless LAN Controller handles certain values with a security vulnerability that allows an attacker to exploit the vulnerability by...

Cisco IOS Software Denial of Service Vulnerability

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A denial of service vulnerability exists in Cisco IOS Software, which can be exploited by an attacker to reload the device and deny service to legitimate users...

PT-2012-5533 · Cisco · Cisco Asa Services Module +3

Name of the Vulnerable Software and Affected Versions: Cisco Adaptive Security Appliances ASA 5500 series devices versions 8.3 before 8.32.25 Cisco Adaptive Security Appliances ASA 5500 series devices versions 8.4 before 8.42.5 Cisco Adaptive Security Appliances ASA 5500 series devices versions 8...