Cisco Releases Security Advisory for DVMRP Vulnerability in IOS XR Software

Cisco has released a security advisory on a vulnerability—CVE-2020-3566—in the Distance Vector Multicast Routing Protocol DVMRP feature of Cisco IOS XR software. This vulnerability affects Cisco devices running IOS XR software that have an active interface configured under multicast routing. A...

Vulnerability fixed in Cisco IOS XR

Cisco has fixed a vulnerability in the Distance Vector Multicast Routing Protocol DVMRP functionality in IOS XR. The vulnerability allows an unauthenticated remote malicious person able to cause a Denial-of-Service on the vulnerable device. To do so, the malicious party needs to send rogue IGMP...

CVE-2020-3566

A vulnerability in the Distance Vector Multicast Routing Protocol DVMRP feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to exhaust process memory of an affected device. The vulnerability is due to insufficient queue management for Internet Group Management Protoco...

Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities

Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol DVMRP feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immediately crash the Internet Group Management Protocol IGMP process or make it consume available memory and eventually cras...

VulnCheck KEV: CVE-2020-3566

Cisco IOS XR Distance Vector Multicast Routing Protocol DVMRP incorrectly handles Internet Group Management Protocol IGMP packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash...

VulnCheck KEV: CVE-2020-3569

Cisco IOS XR Distance Vector Multicast Routing Protocol DVMRP incorrectly handles Internet Group Management Protocol IGMP packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash...

Cisco NX-OS Software IPv6 Protocol Independent Multicast DoS (cisco-sa-nxos-pim-memleak-dos-tC8eP7uw)

According to its self-reported version, Cisco NX-OS Software is affected by a denial of service DoS vulnerability due to improper error handling when processing inbound PIM6 packets. An unauthenticated, remote attacker can exploit this, by sending multiple crafted PIM6 packets to an affected...

CVE-2020-3338 Cisco NX-OS Software IPv6 Protocol Independent Multicast Denial of Service Vulnerability

A vulnerability in the Protocol Independent Multicast PIM feature for IPv6 networks PIM6 of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper error handling when processing...

CVE-2020-3397 Cisco NX-OS Software Border Gateway Protocol Multicast VPN Denial of Service Vulnerability

A vulnerability in the Border Gateway Protocol BGP Multicast VPN MVPN implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service DoS condition. The vulnerability is due to incomplete...

CVE-2020-3397 Cisco NX-OS Software Border Gateway Protocol Multicast VPN Denial of Service Vulnerability

A vulnerability in the Border Gateway Protocol BGP Multicast VPN MVPN implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service DoS condition. The vulnerability is due to incomplete...

CVE-2020-3398 Cisco NX-OS Software Border Gateway Protocol Multicast VPN Session Denial of Service Vulnerability

A vulnerability in the Border Gateway Protocol BGP Multicast VPN MVPN implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a BGP session to repeatedly reset, causing a partial denial of service DoS condition due to the BGP session being down. The...

Cisco NX-OS Denial of Service Vulnerability (CNVD-2020-49933)

Cisco NX-OS is the network operating system for the Cisco Nexus family of Ethernet switches and the MDS family of Fibre Channel storage area network switches. A denial-of-service vulnerability exists in the Protocol-Independent Multicast PIM feature for IPv6 networks PIM6 in Cisco NX-OS. The...

Cisco NX-OS Denial of Service Vulnerability (CNVD-2020-50555)

Cisco NX-OS Software is a set of data center-grade operating system software for switches from Cisco.TCP Transmission Control Protocol is a connection-oriented, reliable, byte-stream-based transport layer communication protocol defined by IETF RFC 793. 793. A security vulnerability exists in the...

Cisco NX-OS Denial of Service Vulnerability (CNVD-2020-50288)

Cisco NX-OS is the network operating system for the Cisco Nexus family of Ethernet switches and the MDS family of Fibre Channel storage area network switches. A denial of service vulnerability exists in the Border Gateway Protocol BGP multicast VPN MVPN implementation of Cisco NX-OS. The...

Cisco NX-OS Software IPv6 Protocol Independent Multicast Denial of Service Vulnerability

A vulnerability in the Protocol Independent Multicast PIM feature for IPv6 networks PIM6 of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper error handling when processing...

Cisco NX-OS Software Border Gateway Protocol Multicast VPN Denial of Service Vulnerability

A vulnerability in the Border Gateway Protocol BGP Multicast VPN MVPN implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service DoS condition. The vulnerability is due to incomplete...

PT-2020-3783 · Cisco · Cisco Ios Xr

Name of the Vulnerable Software and Affected Versions: Cisco IOS XR Software affected versions not specified Description: The issue is related to the incorrect handling of IGMP packets in the Distance Vector Multicast Routing Protocol DVMRP feature, which could allow an unauthenticated, remote...

atftpd daemon Denial of Service Vulnerability

Summary An exploitable denial of service vulnerability exists in the atftpd daemon functionality of atftp 0.7.git20120829-3.1+b1. A specially crafted sequence of RRQ-Multicast requests trigger an assert call resulting in denial-of-service. An attacker can send a sequence of malicious packets to...

PT-2020-3782 · Cisco · Cisco Ios Xr

Name of the Vulnerable Software and Affected Versions: Cisco IOS XR Software affected versions not specified Description: The issue is related to the Distance Vector Multicast Routing Protocol DVMRP feature of Cisco IOS XR Software, which could allow an unauthenticated, remote attacker to exhaust...

Huawei Data Communication: Deploying an IPv6 PIM Source Policy

The source-policy command is used to filter the received multicast data packets based on the source or group address. SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...