CVE-2020-3203 Cisco IOS XE Software Catalyst 9800 Series Wireless Controllers Denial of Service Vulnerability

A vulnerability in the locally significant certificate LSC provisioning feature of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak that could lead to a denial of service DoS condition. Th...

CVE-2020-3203

Cisco IOS XE on Catalyst 9800 Series Wireless Controllers is affected by CVE-2020-3203 due to a flaw in the locally significant certificate (LSC) provisioning feature, where incorrect processing of PKI/SSL packets can cause a memory leak. An unauthenticated remote attacker could send crafted SSL ...

CVE-2020-3203 Cisco IOS XE Software Catalyst 9800 Series Wireless Controllers Denial of Service Vulnerability

A vulnerability in the locally significant certificate LSC provisioning feature of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak that could lead to a denial of service DoS condition. Th...

Cisco IOS XE Software Catalyst 9800 Series Wireless Controllers Denial of Service Vulnerability

A vulnerability in the locally significant certificate LSC provisioning feature of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak that could lead to a denial of service DoS condition. Th...

Cisco IOS XE Software Flexible NetFlow Version 9 Denial of Service Vulnerability

A vulnerability in the Flexible NetFlow Version 9 packet processor of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper...

Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches 802.1X Authentication Bypass Vulnerability

A vulnerability in the 802.1X feature of Cisco Catalyst 2960-L Series Switches and Cisco Catalyst CDB-8P Switches could allow an unauthenticated, adjacent attacker to forward broadcast traffic before being authenticated on the port. The vulnerability exists because broadcast traffic that is...

Cisco IOS XE Software Catalyst 9800 Series Wireless Controllers Denial of Service Vulnerability

A vulnerability in the handling of IEEE 802.11w Protected Management Frames PMFs of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to terminate a valid user connection to an affected device. The vulnerabilit...

Cisco IOS XE Software IPsec VPN Denial of Service Vulnerability

A vulnerability in the hardware crypto driver of Cisco IOS XE Software for Cisco 4300 Series Integrated Services Routers and Cisco Catalyst 9800-L Wireless Controllers could allow an unauthenticated, remote attacker to disconnect legitimate IPsec VPN sessions to an affected device. The...

Cisco IOS and IOS XE Software Simple Network Management Protocol Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to insufficient input...

PT-2020-2692

Name of the Vulnerable Software and Affected Versions Cisco Catalyst 9800 Series Wireless Controllers running Cisco IOS XE Software affected versions not specified Description A vulnerability in the locally significant certificate LSC provisioning feature could allow an unauthenticated, remote...

PT-2020-2895

Name of the Vulnerable Software and Affected Versions Cisco Catalyst 2960-L Series Switches affected versions not specified Cisco Catalyst CDB-8P Switches affected versions not specified Description A vulnerability exists in the 802.1X feature due to mishandling of broadcast traffic received on t...

CVE-2020-3220: Insufficient Verification of Data Authenticity

A vulnerability in the hardware crypto driver of Cisco IOS XE Software for Cisco 4300 Series Integrated Services Routers and Cisco Catalyst 9800-L Wireless Controllers could allow an unauthenticated, remote attacker to disconnect legitimate IPsec VPN sessions to an affected device. The...

CVE-2020-3203: Uncontrolled Resource Consumption

A vulnerability in the locally significant certificate LSC provisioning feature of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak that could lead to a denial of service DoS condition. Th...

PT-2020-2677

Name of the Vulnerable Software and Affected Versions Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers affected versions not specified Description The issue is related to insufficient validation of input data in the Flexible NetFlow Version 9 packet processor. This could...

CVE-2020-3235: Incorrect Access of Indexable Resource

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to insufficient input...

CVE-2020-3206: Improper Input Validation

A vulnerability in the handling of IEEE 802.11w Protected Management Frames PMFs of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to terminate a valid user connection to an affected device. The vulnerabilit...

CVE-2020-3221: Improper Input Validation

A vulnerability in the Flexible NetFlow Version 9 packet processor of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper...

CVE-2020-3231: Improper Access Control

A vulnerability in the 802.1X feature of Cisco Catalyst 2960-L Series Switches and Cisco Catalyst CDB-8P Switches could allow an unauthenticated, adjacent attacker to forward broadcast traffic before being authenticated on the port. The vulnerability exists because broadcast traffic that is...

PT-2020-2689

Name of the Vulnerable Software and Affected Versions Cisco IOS Software and Cisco IOS XE Software on Catalyst 4500 Series Switches affected versions not specified Description A vulnerability in the Simple Network Management Protocol SNMP subsystem could allow an authenticated, remote attacker to...

PT-2020-2891

Name of the Vulnerable Software and Affected Versions Cisco Catalyst 9800 Series Wireless Controllers affected versions not specified Description A vulnerability in the handling of IEEE 802.11w Protected Management Frames PMFs could allow an unauthenticated, adjacent attacker to terminate a valid...