SUSE: Security Advisory (SUSE-SU-2021:1244-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2021-0216

A vulnerability in Juniper Networks Junos OS running on the ACX5448 and ACX710 platforms may cause BFD sessions to flap when a high rate of transit ARP packets are received. This, in turn, may impact routing protocols and network stability, leading to a Denial of Service DoS condition. When a hig...

Cisco IOS Software ARP Resource Management Exhaustion Denial of Service (cisco-sa-arp-mtfhBfjE)

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because ARP entries are mismanaged...

Cisco IOS XE Software ARP Resource Management Exhaustion Denial of Service (cisco-sa-arp-mtfhBfjE)

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because ARP entries are...

Cisco IOS and IOS XE Denial of Service Vulnerability (CNVD-2021-50586)

Cisco IOS is an operation and maintenance system developed by Cisco for its network devices, where users set up the functions of the network devices through a command-line human-machine interface.IOS XE is a set of modular operating systems based on the Linux kernel developed for its network...

CVE-2021-1377

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because A...

CVE-2021-1377

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because A...

Race condition

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because A...

CVE-2021-1377 Cisco IOS and IOS XE Software ARP Resource Management Exhaustion Denial of Service Vulnerability

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because A...

CVE-2021-1377

CVE-2021-1377 concerns Cisco IOS Software and IOS XE ARP resource management exhaustion that can cause a DoS by preventing ARP entry resolution for legitimate hosts on connected subnets. The root cause is mismanagement of ARP entries, allowing an unauthenticated, remote attacker to exploit by con...

CVE-2021-1377 Cisco IOS and IOS XE Software ARP Resource Management Exhaustion Denial of Service Vulnerability

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because A...

Cisco IOS and IOS XE Software ARP Resource Management Exhaustion Denial of Service Vulnerability

A vulnerability in Address Resolution Protocol ARP management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets. This vulnerability exists because A...

CVE-2021-3384

A vulnerability in Stormshield Network Security could allow an attacker to trigger a protection related to ARP/NDP tables management, which would temporarily prevent the system to contact new hosts via IPv4 or IPv6. This affects versions 2.0.0 to 2.7.7, 2.8.0 to 2.16.0, 3.0.0 to 3.7.16, 3.8.0 to...

CVE-2021-3384

A vulnerability in Stormshield Network Security could allow an attacker to trigger a protection related to ARP/NDP tables management, which would temporarily prevent the system to contact new hosts via IPv4 or IPv6. This affects versions 2.0.0 to 2.7.7, 2.8.0 to 2.16.0, 3.0.0 to 3.7.16, 3.8.0 to...

Design/Logic Flaw

A vulnerability in Stormshield Network Security could allow an attacker to trigger a protection related to ARP/NDP tables management, which would temporarily prevent the system to contact new hosts via IPv4 or IPv6. This affects versions 2.0.0 to 2.7.7, 2.8.0 to 2.16.0, 3.0.0 to 3.7.16, 3.8.0 to...

CVE-2021-3384

Stormshield Network Security is affected by CVE-2021-3384, a vulnerability in ARP/NDP table management that can temporarily prevent contacting new hosts over IPv4/IPv6. Impacted versions include 2.0.0–2.7.7, 2.8.0–2.16.0, 3.0.0–3.7.16, 3.8.0–3.11.4, and 4.0.0–4.1.5. Fixed in 2.7.8, 3.7.17, 3.11.5...

CVE-2021-3384

A vulnerability in Stormshield Network Security could allow an attacker to trigger a protection related to ARP/NDP tables management, which would temporarily prevent the system to contact new hosts via IPv4 or IPv6. This affects versions 2.0.0 to 2.7.7, 2.8.0 to 2.16.0, 3.0.0 to 3.7.16, 3.8.0 to...

Ryuk Ransomware: Now with Worming Self-Propagation

A new version of the Ryuk ransomware is capable of worm-like self-propagation within a local network, researchers have found. The variant first emerged in Windows-focused campaigns earlier in 2021, according to the French National Agency for the Security of Information Systems ANSSI. The agency...

Siemens SCALANCE W780 and W740 ARP Protocol Denial of Service Vulnerability

SCALANCE W700 products are wireless communication devices for connecting industrial components such as programmable logic controllers PLCs or human machine interfaces HMIs. A denial of service vulnerability exists in the Siemens SCALANCE W780 and W740 ARP protocol. An attacker can send constructe...

Microsoft Windows SMB Direct Session Takeover

This module will intercept direct SMB authentication requests to another host, gaining access to an authenticated SMB session if successful. If the connecting user is an administrator and network logins are allowed to the target machine, this module will execute an arbitrary payload. To exploit...