FreeBSD -- ure device driver susceptible to packet-in-packet attack

Problem Description: A programming error in the ure4 device driver caused some Realtek USB Ethernet interfaces to incorrectly report packets with more than 2048 bytes in a single USB transfer as having a length of only 2048 bytes. An adversary can exploit this to cause the driver to misinterpret...

How to Migrate Tenant Replicas From a Standard Switch (vSS) to a Distributed Switch (vDS)

Purpose This article documents how a Veeam Cloud Service Provider VCSP or simply SP would migrate their tenants's replicas from a virtual Standard Switch vSS to a virtual Distributed Switch vDS. Solution Part 1: Update the Hardware Plan Configuration 1. Edit the Hardware Plan used by tenants that...

Huawei Data Communication: Configuring Defense Against CHADDR Change Attacks

This parameter is used to prevent attackers from changing the CHADDR value to attack the DHCP server. Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

EvilNet - Network Attack Wifi Attack Vlan Attack Arp Attack Mac Attack Attack Revealed Etc...

Network Attack wifi attack vlan attack arp attack Mac Attack Attack revealed etc../ install : sudo pip3 install -r requirements.txt EvilNet Attack Network Scan Network Wifi Attack !https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhJfriWP5PH79tY6f...

Fedora 31 : tcpreplay (2020-256ac53cc7)

This release contains bug fixes only which includes security fixes : - Increase cache buffers size to accomodate VLAN edits 594 - Correct L2 header length to correct IP header offset 583 - Fix warnings from gcc version 10 580 - Heap Buffer Overflow in randomizeiparp 579 - Use after free in...

Fedora 32 : tcpreplay (2020-f47830961a)

This release contains bug fixes only which includes security fixes : - Increase cache buffers size to accomodate VLAN edits 594 - Correct L2 header length to correct IP header offset 583 - Fix warnings from gcc version 10 580 - Heap Buffer Overflow in randomizeiparp 579 - Use after free in...

[SECURITY] Fedora 31 Update: NetworkManager-1.20.12-1.fc31

NetworkManager is a system service that manages network interfaces and connections based on user or automatic configuration. It supports Ethernet, Bridge, Bond, VLAN, Team, InfiniBand, Wi-Fi, mobile broadband WWAN, PPPoE and other devices, and supports a variety of different VPN services...

Emerson WirelessHART Gateway

1. EXECUTIVE SUMMARY CVSS v3 10.0 ATTENTION: Exploitable remotely/low skill level to exploit Vendor: Emerson Equipment: Emerson WirelessHART Gateways 1410, 1420 and 1552WU Vulnerability: Improper Access Control 2. RISK EVALUATION Successful exploitation of this vulnerability could disable the...

CVE-2020-5881

On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when the BIG-IP Virtual Edition VE is configured with VLAN groups and there are devices configured with OSPF connected to it, the Network Device Abstraction Layer NDAL Interfaces can lock up and in turn disrupting the communicatio...

CVE-2020-5881

On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when the BIG-IP Virtual Edition VE is configured with VLAN groups and there are devices configured with OSPF connected to it, the Network Device Abstraction Layer NDAL Interfaces can lock up and in turn disrupting the communicatio...

Code injection

On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when the BIG-IP Virtual Edition VE is configured with VLAN groups and there are devices configured with OSPF connected to it, the Network Device Abstraction Layer NDAL Interfaces can lock up and in turn disrupting the communicatio...

CVE-2020-5881

The CVE-2020-5881 issue affects BIG-IP VE (not the hardware line) in versions 15.0.0–15.1.0.1, 14.1.0–14.1.2.3, and 13.1.0–13.1.3.3. When VLAN groups are configured and OSPF devices are present, NDAL Interfaces may lock up, disrupting communication between the mcpd and tmm processes and causing t...

CVE-2020-5881

On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when the BIG-IP Virtual Edition VE is configured with VLAN groups and there are devices configured with OSPF connected to it, the Network Device Abstraction Layer NDAL Interfaces can lock up and in turn disrupting the communicatio...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as a flaw was found in the way the Linux kernel handled VLAN 0 frames with the priority tag set. When using certain network drivers, an attacker on the local network could use this flaw to cause a denial of service...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as a non-member VLAN virtual LAN packet handling for interfaces in promiscuous mode and also using the be2net driver could allow an attacker on the local network to cause a denial of service...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as a flaw allowed napireuseskb to be called on VLAN virtual LAN packets. An attacker on the local network could trigger this flaw by sending specially-crafted packets to a target system, possibly causing a denial of service...

Advantech WebAccess/NMS single-vlan-info SQL Injection Information Disclosure Vulnerability

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Advantech WebAccess/NMS. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of calls to the single-vlan-info endpoint. When parsing t...

openSUSE Security Update : hostapd (openSUSE-2020-222) (KRACK)

This update for hostapd fixes the following issues : hostapd was updated to version 2.9 : - SAE changes - disable use of groups using Brainpool curves - improved protection against side channel attacks https://w1.fi/security/2019-6/ - EAP-pwd changes - disable use of groups using Brainpool curves...

Security update for hostapd (moderate)

openSUSE Security Update: Security update for hostapd Announcement ID: openSUSE-SU-2020:0222-1 Rating: moderate References: 1056061 Cross-References: CVE-2017-13082 CVE-2019-9494 CVE-2019-9495 CVE-2019-9496 CVE-2019-9497 CVE-2019-9498 CVE-2019-9499 Affected Products: openSUSE Leap 15.1 openSUSE...

CVE-2020-3118 (AKA: CDPwn)

A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability is due to improper validation of string input from certain fields in Cisc...