CVE-2021-1431

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service DoS condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this...

Buffer overflow

A vulnerability in the Easy Virtual Switching System VSS feature of Cisco IOS XE Software for Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying Linux operating system of an...

CVE-2021-1446 Cisco IOS XE Software DNS NAT Protocol Application Layer Gateway Denial of Service Vulnerability

A vulnerability in the DNS application layer gateway ALG functionality used by Network Address Translation NAT in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a logic error that occurs when an affected...

CVE-2021-1446

CVE-2021-1446 describes a denial-of-service vulnerability in the DNS Application Layer Gateway (ALG) functionality used by NAT in Cisco IOS XE software. The issue arises from a logic error when the device inspects certain DNS packets; an unauthenticated, remote attacker can exploit this by sendin...

CVE-2021-1446 Cisco IOS XE Software DNS NAT Protocol Application Layer Gateway Denial of Service Vulnerability

A vulnerability in the DNS application layer gateway ALG functionality used by Network Address Translation NAT in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a logic error that occurs when an affected...

CVE-2021-1431 Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service DoS condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this...

CVE-2021-1431 Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service DoS condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this...

Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service DoS condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this...

CVE-2021-1431

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service DoS condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this...

Cisco IOS XE Software Web UI Denial of Service Vulnerabilities

Multiple vulnerabilities in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to cause the web UI software to become unresponsive and consume vty line instances, resulting in a denial of service DoS condition. These vulnerabilities are due...

Cisco IOS XE Software 代码问题漏洞

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 DNS Application Layer Gateway ALG feature used by Network Address Translation NAT in Cisco IOS XE. The vulnerability stems from a...

Cisco IOS XE SD-WAN Software 输入验证错误漏洞

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 vDaemon process for SD-WAN in Cisco IOS XE. The vulnerability stems from insufficient handling of malformed packets. An attacker...

Cisco IOS XE Software 输入验证错误漏洞

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 web UI of Cisco IOS XE. The vulnerability stems from insufficient error handling in the web UI. An attacker can exploit this...

lldp/openvswitch: denial of service via externally triggered memory leak

A flaw was found in multiple versions of Open vSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability...

CVE-2020-9213

There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services to be abnormal. Affected products include some versions of NGFW Module,...

CVE-2020-9213

There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services to be abnormal. Affected products include some versions of NGFW Module,...

CVE-2018-5390

A flaw named SegmentSmack was found in the way the Linux kernel handled specially crafted TCP packets. A remote attacker could use this flaw to trigger time and calculation expensive calls to tcpcollapseofoqueue and tcppruneofoqueue functions by sending specially modified packets within ongoing T...

AZL-10443 CVE-2020-27827 affecting package lldpd for versions less than 1.0.14-1

A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability...

CVE-2020-27827

A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability...

DEBIAN-CVE-2020-27827

A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability...