CVE-2021-27170

An issue was discovered on FiberHome HG6245D devices through RP2613. By default, there are no firewall rules for IPv6 connectivity, exposing the internal management interfaces to the Internet...

Security update for firejail (important)

openSUSE Security Update: Security update for firejail Announcement ID: openSUSE-SU-2021:0271-1 Rating: important References: 1181990 Cross-References: CVE-2020-17367 CVE-2020-17368 CVE-2021-26910 CVSS scores: CVE-2020-17367 NVD : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-17368 NV...

Researchers Follow the Breadcrumbs: The Latest Vulnerabilities in Windows' Network Stack | McAfee Blogs

ARCHIVED STORY Researchers Follow the Breadcrumbs: The Latest Vulnerabilities in Windows’ Network Stack Steve Povolny · FEB 09, 2021 The concept of a trail of breadcrumbs in the offensive security community is nothing new; for many years, researchers on both sides of the ethical spectrum have...

Buffer Overflow

gdnsd:sid is vulnerable to buffer overflow. The setipv6 function in zscanrfc1035.rl in gdnsd has a stack-based buffer overflow via a long and malformed IPv6 address in zone data...

CVE-2021-22161

In OpenWrt 19.07.x before 19.07.7, when IPv6 is used, a routing loop can occur that generates excessive network traffic between an affected device and its upstream ISP's router. This occurs when a link prefix route points to a point-to-point link, a destination IPv6 address belongs to the prefix...

Design/Logic Flaw

In OpenWrt 19.07.x before 19.07.7, when IPv6 is used, a routing loop can occur that generates excessive network traffic between an affected device and its upstream ISP's router. This occurs when a link prefix route points to a point-to-point link, a destination IPv6 address belongs to the prefix...

CVE-2021-22161

In OpenWrt 19.07.x before 19.07.7, when IPv6 is used, a routing loop can occur that generates excessive network traffic between an affected device and its upstream ISP's router. This occurs when a link prefix route points to a point-to-point link, a destination IPv6 address belongs to the prefix...

CVE-2021-22161

CVE-2021-22161 affects OpenWrt 19.07.x prior to 19.07.7. When IPv6 is enabled, a routing loop can occur because a router advertisement with a global unique prefix and the on-link flag causes a point-to-point link’s prefix route to misroute traffic back to the upstream router, generating excessive...

[Important] [Security] Virtuozzo ReadyKernel patch 122.0 for Virtuozzo Hybrid Server 7.5

The cumulative Virtuozzo ReadyKernel patch was updated with security and stability fixes. The patch applies to the kernel 3.10.0-1127.18.2.vz7.163.46 Virtuozzo Hybrid Server 7.5. Vulnerability id: CVE-2020-29661 Incorrect locking in TTY subsystem could lead to use-after-free conditions and cause...

CVE-2021-1389

A vulnerability in the IPv6 traffic processing of Cisco IOS XR Software and Cisco NX-OS Software for certain Cisco devices could allow an unauthenticated, remote attacker to bypass an IPv6 access control list ACL that is configured for an interface of an affected device. The vulnerability is due ...

CVE-2021-1268

A vulnerability in the IPv6 protocol handling of the management interfaces of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause an IPv6 flood on the management interface network of an affected device. The vulnerability exists because the software incorrectly forward...

Improper access control

A vulnerability in the IPv6 traffic processing of Cisco IOS XR Software and Cisco NX-OS Software for certain Cisco devices could allow an unauthenticated, remote attacker to bypass an IPv6 access control list ACL that is configured for an interface of an affected device. The vulnerability is due ...

Race condition

A vulnerability in the IPv6 protocol handling of the management interfaces of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause an IPv6 flood on the management interface network of an affected device. The vulnerability exists because the software incorrectly forward...

CVE-2021-1389 Cisco IOS XR and Cisco NX-OS Software IPv6 Access Control List Bypass Vulnerability

A vulnerability in the IPv6 traffic processing of Cisco IOS XR Software and Cisco NX-OS Software for certain Cisco devices could allow an unauthenticated, remote attacker to bypass an IPv6 access control list ACL that is configured for an interface of an affected device. The vulnerability is due ...

CVE-2021-1389

CVE-2021-1389 affects Cisco IOS XR Software and Cisco NX-OS Software. The root cause is improper processing of IPv6 traffic, allowing an unauthenticated, remote attacker to bypass an interface IPv6 ACL configured on affected devices. Documents corroborate an ACL bypass vector via crafted IPv6 pac...

CVE-2021-1389 Cisco IOS XR and Cisco NX-OS Software IPv6 Access Control List Bypass Vulnerability

A vulnerability in the IPv6 traffic processing of Cisco IOS XR Software and Cisco NX-OS Software for certain Cisco devices could allow an unauthenticated, remote attacker to bypass an IPv6 access control list ACL that is configured for an interface of an affected device. The vulnerability is due ...

CVE-2021-1268 Cisco IOS XR Software IPv6 Flood Denial of Service Vulnerability

A vulnerability in the IPv6 protocol handling of the management interfaces of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause an IPv6 flood on the management interface network of an affected device. The vulnerability exists because the software incorrectly forward...

CVE-2021-1268 Cisco IOS XR Software IPv6 Flood Denial of Service Vulnerability

A vulnerability in the IPv6 protocol handling of the management interfaces of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause an IPv6 flood on the management interface network of an affected device. The vulnerability exists because the software incorrectly forward...

CVE-2021-1268

Cisco IOS XR Software contains a vulnerability in IPv6 handling on management interfaces that allows an unauthenticated, adjacent attacker to cause an IPv6 flood and potential DoS by injecting IPv6 node-local multicast traffic to the management network. The issue stems from incorrect forwarding o...

Cisco IOS XR Denial of Service Vulnerability (CNVD-2021-09295)

Cisco IOS XR software is a modular and fully distributed network operating system for service provider networks. A denial of service vulnerability exists in Cisco IOS XR's IPv6 protocol processing. The vulnerability stems from the software not properly forwarding IPv6 packets that have an IPv6 no...