CVE-2020-1685

CVE-2020-1685 affects Juniper Networks Junos OS on EX4600 and QFX5K (VXLAN) where stateless firewall filters with a single user-vlan-id match can cause the discard action to only drop traffic with that VLAN ID, allowing other VLANs through. Affected QFX5K/Junos versions are listed in the CVE entr...

DEBIAN-CVE-2020-1749

A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending the data...

CVE-2020-1749

A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending the data...

Code injection

A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending the data...

CVE-2020-1749

CVE-2020-1749 describes a flaw in the Linux kernel’s IPsec networking implementation (notably VXLAN and GENEVE tunnels over IPv6). When an encrypted tunnel is established between two hosts, tunneled data may be misrouted over the encrypted link, causing data to be sent unencrypted and potentially...

openSUSE Security Update : the Linux Kernel (openSUSE-2020-1379)

The openSUSE Leap 15.1 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2020-14386: Fixed an overflow in tpacketrcv in afpacket that could lead to a local privilege escalation bsc1176069. The following non-security bugs were fixed : -...

Important: kernel-livepatch-4.14.177-139.253

Issue Overview: A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending...

Important: kernel-livepatch-4.14.177-139.254

Issue Overview: A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending...

CVE-2019-18948

An issue was found in Arista EOS. Specific malformed ARP packets can impact the software forwarding of VxLAN packets. This issue is found in Arista’s EOS VxLAN code, which can allow attackers to crash the VxlanSwFwd agent. This affects EOS 4.21.8M and below releases in the 4.21.x train, 4.22.3M a...

CVE-2019-18948

An issue was found in Arista EOS. Specific malformed ARP packets can impact the software forwarding of VxLAN packets. This issue is found in Arista’s EOS VxLAN code, which can allow attackers to crash the VxlanSwFwd agent. This affects EOS 4.21.8M and below releases in the 4.21.x train, 4.22.3M a...

Design/Logic Flaw

An issue was found in Arista EOS. Specific malformed ARP packets can impact the software forwarding of VxLAN packets. This issue is found in Arista’s EOS VxLAN code, which can allow attackers to crash the VxlanSwFwd agent. This affects EOS 4.21.8M and below releases in the 4.21.x train, 4.22.3M a...

CVE-2019-18948

Arista EOS contains a vulnerability in the VxLAN implementation where specific malformed ARP packets can crash the VxlanSwFwd agent. Affected EOS versions include 4.21.8M and below (4.21.x), 4.22.3M and below (4.22.x), 4.23.1F and below (4.23.x), and all releases in 4.15–4.20. The issue is trigge...

CVE-2019-18948

An issue was found in Arista EOS. Specific malformed ARP packets can impact the software forwarding of VxLAN packets. This issue is found in Arista’s EOS VxLAN code, which can allow attackers to crash the VxlanSwFwd agent. This affects EOS 4.21.8M and below releases in the 4.21.x train, 4.22.3M a...

Security Advisory 0047

Security Advisory 0047 PDF Date: April 14th, 2020 Version: 1.0 Revision | Date | Changes ---|---|--- 1.0 | April 14th, 2020 | Initial Release The CVE-ID tracking this issue: CVE-2019-18948 CVSSv3 Base Score: 7.5 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Description This security advisory documents the...

CVE-2020-1749

A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending the data...

UBUNTU-CVE-2020-1749

A flaw was found in the Linux kernel's implementation of some networking protocols in IPsec, such as VXLAN and GENEVE tunnels over IPv6. When an encrypted tunnel is created between two hosts, the kernel isn't correctly routing tunneled data over the encrypted link; rather sending the data...

openSUSE Security Update : systemd (openSUSE-2020-208)

This update for systemd fixes the following issues : - CVE-2020-1712 bscbsc1162108 Fix a heap use-after-free vulnerability, when asynchronous Polkit queries were performed while handling Dbus messages. A local unprivileged attacker could have abused this flaw to crash systemd services or...

Moderate: Red Hat Security Advisory: openvswitch security and bug fix update

An update for openvswitch is now available for Fast Datapath for RHEL 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

RHEL 7 : openvswitch (RHSA-2020:0165)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0165 advisory. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fixe...

Cisco Data Center Network Manager setVxlanProperties SQL Injection Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco Data Center Network Manager. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the...