Voice over LTE implementations contain multiple vulnerabilities

Overview Long Term Evolution LTE mobile networks are currently deployed through the world. These LTE mobile networks make use of full packet switching and the IP protocol, unlike previous iterations of the mobile network. This change from circuit switching to packet switching allows new attacks n...

Windows Drivers are True’ly Tricky

Posted by James Forshaw, Driving for Bugs Auditing a product for security vulnerabilities can be a difficult challenge, and there’s no guarantee you’ll catch all vulnerabilities even when you do. This post describes an issue I identified in the Windows Driver code for Truecrypt, which has already...

Cisco IOS XE Network Address Translation and Multiprotocol Label Switching DoS (CSCut96933)

The remote Cisco IOS XE device is missing vendor-supplied security patches, and is configured for Network Address Translation NAT and/or Multiprotocol Label Switching MPLS. It is, therefore, affected by a flaw in the NAT and MPLS services due to improper processing of IPv4 packets. An...

Cisco IOS XE Network Address Translation Denial of Service Vulnerability

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A security vulnerability exists in Cisco IOS XE Software when handling IPv4 that requires NAT and MPLS services. A remote attacker could exploit this vulnerability to cause a reload ...

DHCP exhaustion attack: DHCPig

dhcpig – an advanced DHCP exhaustion attack DHCPig initiates an advanced DHCP exhaustion attack. It will consume all IPs on the LAN, stop new users from obtaining IPs, release any IPs in use, then for good measure send gratuitous ARP and knock all windows hosts offline. It requires scapy =2.1...

PT-2015-3305 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.3 Description: The issue is related to the skb flow dissect function in net/core/flow dissector.c, which does not properly initialize n proto, ip proto, and thoff. This allows remote attackers to cause a denia...

FreeBSD privilege escalation

Privilege escalation because of imcomplete context switching on exception handling...

The vulnerability of the Cisco IOS operating system, which allows a intruder to trigger a service failure

The vulnerability of the Cisco IOS operating system is related to resource management errors. Exploiting this vulnerability allows a malicious actor to trigger a service failure using a specially crafted MPLS packet...

Cisco IOS Software UBR Devices IPv6 VPN Denial of Service Vulnerability

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A denial of service vulnerability in Cisco IOS Software UBR Devices IPv6 VPN Multiprotocol Label Switching allows remote attackers to quickly cause a denial of service by sending...

Cisco IOS XR Denial of Service Vulnerability (CNVD-2015-04082)

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A security vulnerability exists in Cisco IOS XR version 5.1.3, which can be exploited by remote attackers to cause a denial of service process reloading via constructed MPLS LDP...

Google 'Project Fi' Wireless Service: 10 Amazing Facts

Google has just launched its long-rumored wireless cellular service that comes up to give a tough competition for AT&T and Verizon communication. Yes! A wireless Service for Cell Phone users. The web Internet giant, Google is now becoming a Mobile Virtual Network Operator MVNO by offering its...

Cisco Catalyst 4500 SNMP Polling Denial of Service Vulnerability

The Cisco Catalyst 4500 E-Series is the next-generation, high-performance extension of the already widely deployed Cisco Catalyst 4500 Series of Ethernet modular switches. On Catalyst 4500 devices with Cisco IOS 15.12SG4 configured with single-switch VSS, SNMP has a security vulnerability in its...

Race condition

Race condition in the Common Classification Engine CCE in the Measurement, Aggregation, and Correlation Engine MACE implementation in Cisco IOS 15.42T3 and earlier allows remote attackers to cause a denial of service device reload via crafted network traffic that triggers improper handling of the...

Race condition

Race condition in the object-group ACL feature in Cisco IOS 15.52T and earlier allows remote attackers to bypass intended access restrictions via crafted network traffic that triggers improper handling of the timing of process switching and Cisco Express Forwarding CEF switching, aka Bug ID...

Race condition

Race condition in the Measurement, Aggregation, and Correlation Engine MACE implementation in Cisco IOS 15.42T3 and earlier allows remote attackers to cause a denial of service device reload via crafted network traffic that triggers improper handling of the timing of process switching and Cisco...

CVE-2015-0610

Race condition in the object-group ACL feature in Cisco IOS 15.52T and earlier allows remote attackers to bypass intended access restrictions via crafted network traffic that triggers improper handling of the timing of process switching and Cisco Express Forwarding CEF switching, aka Bug ID...

Cisco IOS Software Access Control List Bypass Vulnerability

A vulnerability in Cisco IOS Software access control lists ACLs that use object groups could occasionally allow an unauthenticated, remote attacker to bypass the ACL. The vulnerability is due to a race condition between process switching and Cisco Express Forwarding switching while evaluating ACL...

Unbreakable Enterprise kernel security and bugfix update

2.6.39-400.246.2 - net: sctp: fix NULL pointer dereference in af-fromaddrparam on malformed packet Daniel Borkmann Orabug: 20425333 CVE-2014-7841 2.6.39-400.246.1 - sched: Fix possible divide by zero in avgatom calculation Mateusz Guzik Orabug: 20148169 - include/linux/math64.h: add div64ul Alex...

Cellular Privacy, SS7 Security Shattered at 31C3

The recently concluded Chaos Communications Congress 31c3 in Hamburg, Germany was an all-out assault on cellular call privacy and security. Of particular interest was the SS7 protocol used to route calls between switching centers. Researchers, doing parallel research as it turns out, found gaping...

kernel: x86: local privesc due to bad_iret and paranoid entry incompatibility

A flaw was found in the way the Linux kernel handled GS segment register base switching when recovering from a SS stack segment fault on an erroneous return to user space. A local, unprivileged user could use this flaw to escalate their privileges on the system...