Cisco IOS XE Denial of Service Vulnerability (CNVD-2021-43457)

Cisco IOS XE is a set of modular operating system based on Linux kernel developed by Cisco for its network equipment. A denial-of-service vulnerability exists in the Common Open Policy Services COPS engine of Cisco IOS XE used by the Cisco cBR-8 Converged Broadband Router, which can be exploited ...

CVE-2020-3524

A vulnerability in the Cisco IOS XE ROM Monitor ROMMON Software for Cisco 4000 Series Integrated Services Routers, Cisco ASR 920 Series Aggregation Services Routers, Cisco ASR 1000 Series Aggregation Services Routers, and Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated,...

CVE-2020-3509

A vulnerability in the DHCP message handler of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause the supervisor to crash, which could result in a denial of service DoS condition. The vulnerability is due to insufficient erro...

CVE-2020-3526

A vulnerability in the Common Open Policy Service COPS engine of Cisco IOS XE Software on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to crash a device. The vulnerability is due to insufficient input validation. An attacker could exploit this...

CVE-2020-3526

A vulnerability in the Common Open Policy Service COPS engine of Cisco IOS XE Software on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to crash a device. The vulnerability is due to insufficient input validation. An attacker could exploit this...

CVE-2020-3509 Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers DHCP Denial of Service Vulnerability

A vulnerability in the DHCP message handler of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause the supervisor to crash, which could result in a denial of service DoS condition. The vulnerability is due to insufficient erro...

CVE-2020-3509 Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers DHCP Denial of Service Vulnerability

A vulnerability in the DHCP message handler of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause the supervisor to crash, which could result in a denial of service DoS condition. The vulnerability is due to insufficient erro...

CVE-2020-3524 Cisco IOS XE ROM Monitor Software Vulnerability

A vulnerability in the Cisco IOS XE ROM Monitor ROMMON Software for Cisco 4000 Series Integrated Services Routers, Cisco ASR 920 Series Aggregation Services Routers, Cisco ASR 1000 Series Aggregation Services Routers, and Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated,...

CVE-2020-3526 Cisco IOS XE Software Common Open Policy Service Engine Denial of Service Vulnerability

A vulnerability in the Common Open Policy Service COPS engine of Cisco IOS XE Software on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to crash a device. The vulnerability is due to insufficient input validation. An attacker could exploit this...

CVE-2020-3526

Cisco IOS XE Software on Cisco cBR-8 Converged Broadband Routers is affected by CVE-2020-3526 in the Common Open Policy Service (COPS) engine. The issue arises from insufficient input validation in the COPS engine, allowing an unauthenticated, remote attacker to crash the device by sending a malf...

Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers DHCP Denial of Service Vulnerability

A vulnerability in the DHCP message handler of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause the supervisor to crash, which could result in a denial of service DoS condition. The vulnerability is due to insufficient erro...

Design/Logic Flaw

A vulnerability in the Switch Integrated Security Features of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an interface queue wedge. The vulnerability is due to incorrect handling of crafted IPv6 packets. An attacker could exploit this vulnerability by sending...

CVE-2018-0164

A vulnerability in the Switch Integrated Security Features of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an interface queue wedge. The vulnerability is due to incorrect handling of crafted IPv6 packets. An attacker could exploit this vulnerability by sending...

CVE-2018-0164

CVE-2018-0164 affects Cisco IOS XE Software Switch Integrated Security Features IPv6 DoS. Vulnerable component: handling of crafted IPv6 packets leading to an interface queue wedge. Affected products: Cisco cBR-8 Converged Broadband Router; Cisco ASR 1000 Series Aggregation Services Routers; Cisc...

CVE-2018-0164

A vulnerability in the Switch Integrated Security Features of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an interface queue wedge. The vulnerability is due to incorrect handling of crafted IPv6 packets. An attacker could exploit this vulnerability by sending...

CVE-2018-0164

A vulnerability in the Switch Integrated Security Features of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an interface queue wedge. The vulnerability is due to incorrect handling of crafted IPv6 packets. An attacker could exploit this vulnerability by sending...

The vulnerabilities of console ports on line-of-duty cards of CISCO ASR 1000 and Cisco cBR-8 series routers allow attackers to gain access to the operating system and influence the confidentiality, integrity, and availability of data.

The vulnerability of console ports on Cisco ASR 1000 and Cisco cBR-8 line cards is related to deficiencies in access control. Exploiting this vulnerability can allow an attacker, operating locally, to gain access to the operating system and compromise the confidentiality, integrity, and...

CVE-2017-12239

A vulnerability in motherboard console ports of line cards for Cisco ASR 1000 Series Aggregation Services Routers and Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, physical attacker to access an affected device's operating system. The vulnerability exists because an...

CVE-2017-12239

A vulnerability in motherboard console ports of line cards for Cisco ASR 1000 Series Aggregation Services Routers and Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, physical attacker to access an affected device's operating system. The vulnerability exists because an...

CVE-2017-12239

CVE-2017-12239 affects Cisco IOS XE on ASR 1000 and cBR-8 line-card systems. The root cause is the presence of an engineering console port on the motherboard of removable line cards, enabling an unauthenticated, physical attacker to connect to the console and gain full access to the device OS. Af...