CVE-2021-1611

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

Design/Logic Flaw

A vulnerability in the packet processing functionality of Cisco Embedded Wireless Controller EWC Software for Catalyst Access Points APs could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected AP. This vulnerability is due to insufficient buffer...

Design/Logic Flaw

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

Design/Logic Flaw

A vulnerability in IPv6 traffic processing of Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, adjacent attacker to cause a Layer 2 L2 loop in a configured VLAN, resulting in a denial of service DoS condition for that...

Input validation

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

Input validation

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

CVE-2021-1611 Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers EoGRE Denial of Service Vulnerability

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

CVE-2021-1611

The CVE-2021-1611 issue affects Cisco IOS XE Wireless Controller Software on Catalyst 9800 Family/Embedded Wireless Controllers and Embedded Wireless on Catalyst 9000 Series switches, relating to Ethernet over GRE (EoGRE) packet processing. The root cause is improper handling of malformed EoGRE p...

CVE-2021-1565 Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers CAPWAP Denial of Service Vulnerabilities

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

CVE-2021-1565

CVE-2021-1565 (Cisco IOS XE CAPWAP DoS) : Cisco Catalyst 9000 Family Wireless Controllers running IOS XE are affected by multiple CAPWAP handling flaws due to insufficient validation of CAPWAP packets. An unauthenticated, remote attacker can send malformed CAPWAP frames to cause the device to cra...

CVE-2021-34770 Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers CAPWAP Remote Code Execution Vulnerability

A vulnerability in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to execute arbitrary code with administrative privileges or cause a...

CVE-2021-34770

CVE-2021-34770 affects Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers, due to a logic error in CAPWAP packet validation during CAPWAP processing. An unauthenticated, remote attacker could craft CAPWAP packets to execute arbitrary code with administrative privileges or cause a...

CVE-2021-34769

CVE-2021-34769 affects Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers. It stems from insufficient validation of CAPWAP packets in CAPWAP protocol processing, allowing an unauthenticated, remote attacker to cause a crash and reload of the device, resulting in a DoS. The impact...

CVE-2021-34769 Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers CAPWAP Denial of Service Vulnerabilities

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

CVE-2021-34768 Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers CAPWAP Denial of Service Vulnerabilities

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

CVE-2021-34768

The CVE-2021-34768 entry covers CAPWAP processing flaws in Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers. The vulnerabilities allow an unauthenticated, remote attacker to cause a denial-of-service by sending malformed CAPWAP packets, triggering a crash and device reload. Aff...

CVE-2021-34767 Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers IPv6 Denial of Service Vulnerability

A vulnerability in IPv6 traffic processing of Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, adjacent attacker to cause a Layer 2 L2 loop in a configured VLAN, resulting in a denial of service DoS condition for that...

CVE-2021-34767

Cisco IOS XE Wireless Controller Software for Catalyst 9800 Series (and related Catalyst 9000 family) is affected by CVE-2021-34767. The issue is a logic error in IPv6 traffic processing that can be exploited by an unauthenticated, adjacent attacker to send crafted link-local IPv6 packets, causin...

CVE-2021-34740 Cisco Aironet Access Points WLAN Control Protocol Packet Buffer Leak Denial of Service Vulnerability

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...

D-Link DIR-615 Buffer Overflow Vulnerability

The D-Link DIR-615 is a wireless router from D-Link, a Taiwan-based company. The security vulnerability in the D-Link DIR-615 stems from a network system or product that does not properly validate data boundaries when performing operations on memory, resulting in incorrect read and write operatio...