Cisco IOS/IOS XE IPv6 Listening Denial of Service Vulnerability (CNVD-2015-06345)

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A security vulnerability exists in the implementation of the IPv6 listening feature in Cisco IOS and IOS XE Software. A remote attacker could exploit this vulnerability to cause a...

Gentoo Security Advisory GLSA 201509-05

Gentoo Linux Local Security Checks GLSA 201509-05 SPDX-FileCopyrightText: 2015 Eero Volotinen 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-or-later ifdescription...

CVE-2015-6279

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3...

CVE-2015-6278

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3...

Design/Logic Flaw

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3...

Design/Logic Flaw

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3...

CVE-2015-6279

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3...

CVE-2015-6278

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3...

CVE-2015-6278

CVE-2015-6278 affects Cisco IOS/IOS XE IPv6 First Hop Security snooping. A CPPr protection flaw allows remote attackers to cause a device reload via a flood of IPv6 ND packets; impact includes reboots, as described in Cisco advisory coverage (CISCO-SA-20150923-FHS) with related CVE-2015-6279. Aff...

CVE-2015-6279

Cisco IOS/IOS XE IPv6 First Hop Security Denial of Service vulnerabilities (CVE-2015-6279, with related CVE-2015-6278) affect Cisco IOS and IOS XE releases on platforms listed in the Cisco advisory. The flaw allows remote, unauthenticated attackers to cause device reloads by sending malformed IPv...

uh-oh! North America Runs Completely Out of IPv4 Internet Addresses

Two months ago, THN reported about a similar announcement made by The American Registry for Internet Numbers ARIN, which said that the agency is no longer able to produce IPv4 addresses in North America. Within a time frame of few months, ARIN, which handles Internet addresses in America, has...

GLSA-201509-05 : NetworkManager: Denial of Service

The remote host is affected by the vulnerability described in GLSA-201509-05 NetworkManager: Denial of Service IPv6 Neighbour Discovery ICMP broadcast containing a non-route with a low hop limit causes a Denial of Service by lowering the hop limit on existing IPv6 routes in NetworkManager. Impact...

Network Security Testing: Evil Foca

Evil Foca is a tool for security pentesters and auditors whose purpose it is to test security in IPv4 and IPv6 data networks. The software automatically scans the networks and identifies all devices and their respective network interfaces, specifying their IPv4 and IPv6 addresses as well as the...

SUSE-SU-2015:1844-1 Security update for glibc

glibc was updated to fix bugs and security issues. Security issues fixed: A buffer overflow in nssdns was fixed that could lead to crashes. CVE-2015-1781, bsc927080, BZ 18287 A denial of service attack out of memory in the NSS files backend was fixed CVE-2014-8121, bsc918187, GLIBC BZ 18007 Non...

Cisco Fixes Denial of Service, Bypass Vulnerabilities in IOS

Cisco pushed out on Wednesday its usual semiannual round of patches for IOS, the software the company uses for most of its routers and switches. This month’s security advisories addressed four vulnerabilities, three which could lead to denial of service situations, and another that could have let...

NetworkManager: Denial of service

Background NetworkManager is an universal network configuration daemon for laptops, desktops, servers and virtualization hosts. Description IPv6 Neighbour Discovery ICMP broadcast containing a non-route with a low hop limit causes a Denial of Service by lowering the hop limit on existing IPv6...

Evil FOCA - MITM, DoS, DNS Hijacking in IPv4 and IPv6 Penetration Testing Tool

Evil Foca is a tool for security pentesters and auditors whose purpose it is to test security in IPv4 and IPv6 data networks. The tool is capable of carrying out various attacks such as: MITM over IPv4 networks with ARP Spoofing and DHCP ACK Injection. MITM on IPv6 networks with Neighbor...

Cisco IOS and IOS XE Software IPv6 First Hop Security Denial of Service Vulnerabilities

Two vulnerabilities in the IPv6 first hop security feature of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. Cisco has released software updates that address these vulnerabilities. There are no workarounds to mitigate these...

Debian DLA-310-1 : linux-2.6 security update

This update fixes the CVEs described below. CVE-2015-0272 It was discovered that NetworkManager would set IPv6 MTUs based on the values received in IPv6 RAs Router Advertisements, without sufficiently validating these values. A remote attacker could exploit this attack to disable IPv6 connectivit...

Debian DSA-3364-1 : linux - security update

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation or denial of service. - CVE-2015-8215 It was discovered that NetworkManager would set IPv6 MTUs based on the values received in IPv6 RAs Router Advertisements, without sufficiently validating...