Cisco IOS Software Denial of Service Vulnerability (CNVD-2015-01139)

Cisco IOS is the interconnected Internet operating system used on most Cisco Systems routers and network switches. A denial of service vulnerability exists in Cisco IOS Software, which can be exploited by an attacker to reload the device and deny service to legitimate users...

Multiple Vulnerabilities in Cisco IOS Software Multicast Domain Name System

The Cisco IOS Software implementation of the multicast Domain Name System mDNS feature contains the following vulnerabilities when processing mDNS packets that could allow an unauthenticated, remote attacker to cause a denial of service DoS condition: Cisco IOS Software mDNS Gateway Memory Leak...

Cisco IOS Software Network Address Translation Vulnerabilities

The Cisco IOS Software implementation of the Network Address Translation NAT feature contains two vulnerabilities when translating IP packets that could allow an unauthenticated, remote attacker to cause a denial of service condition. Cisco has released software updates that address these...

CVE-2014-0703

Cisco WLC devices running 7.4 before 7.4.110.0 distribute Aironet IOS software that contains a race condition in the status of the administrative HTTP server. This allows remote attackers to bypass access restrictions by connecting to an Aironet AP where the server was disabled ineffectively. The...

Cisco IOS Software MLDP Denial of Service Vulnerability

A vulnerability in MLDP processing of Cisco IOS Software on Cisco 7600 Series routers could allow an unauthenticated, remote attacker to cause a reload of the affected device, which could lead to a denial of service DoS condition. The vulnerability is due to chunk corruption when MLDP and a large...

Cisco IOS Software SSL VPN Interface Queue Wedge Denial of Service Vulnerability

A vulnerability in the Datagram Transport Layer Security DTLS function of the Cisco IOS Software SSL VPN feature could allow an authenticated, remote attacker to cause the SSL VPN gateway interface to stop processing traffic when the queue is full, resulting in a denial of service DoS condition...

Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerability

A vulnerability exists in the Session Initiation Protocol SIP implementation in Cisco IOS Software that could allow an unauthenticated, remote attacker to cause a reload of an affected device or cause memory leaks that may result in system instabilities. To exploit this vulnerability, affected...

Cisco Fixes Blank Admin Password Flaw in TelePresence Product

Cisco has patched a number of vulnerabilities in several separate products, including a serious remote code execution flaw in its Wide Area Application Services Mobile software that could allow an attacker to take complete control of a vulnerable device. Cisco also has patched a vulnerability in...

Cisco IOS Software OSPF Opaque LSA Denial of Service Vulnerability

A vulnerability in the OSPF implementation of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of the affected device. The vulnerability is due to improper parsing of certain options in OSPF link-state advertisement LSA type 11...

Cisco IOS Software Resource Reservation Protocol Interface Queue Wedge Vulnerability

A vulnerability in the Resource Reservation Protocol RSVP feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger an interface queue wedge on the affected device. The vulnerability is due to improper parsing of UDP RSVP packets. An attack...

Cisco IOS Software Internet Key Exchange Memory Leak Vulnerability

A vulnerability in the Internet Key Exchange IKE protocol of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak that could lead to a device reload. The vulnerability is due to incorrect handling of malformed IKE packets by the...

Cisco IOS Software TCP ACK Storm Vulnerability

A vulnerability in the TCP stack of Cisco IOS Software could allow an unauthenticated, remote attacker to cause an ACK storm. The vulnerability is due to improper closing of an established TCP connection. An attacker could exploit this vulnerability by sending a crafted sequence of TCP ACK and FI...

Cisco IOS Software Smart Install Denial of Service Vulnerability (cisco-sa-20130327-smartinstall)

The Smart Install client feature in Cisco IOS Software contains a vulnerability that could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. Affected devices that are configured as Smart Install clients are vulnerable. Cisco has released...

Cisco IOS Software Intrusion Prevention System Denial of Service Vulnerability

Cisco IOS Software contains a vulnerability in the Intrusion Prevention System IPS feature that could allow an unauthenticated, remote attacker to cause a reload of an affected device if specific Cisco IOS IPS configurations exist. Cisco has released software updates that address this...

Cisco IOS Software Tunneled Traffic Queue Wedge Vulnerability

Cisco IOS Software contains a queue wedge vulnerability that can be triggered when processing IP tunneled packets. Only Cisco IOS Software running on the Cisco 10000 Series router has been demonstrated to be affected. Successful exploitation of this vulnerability may prevent traffic from...

Cisco Security Advisory: Cisco IOS Software Smart Install Denial of Service Vulnerability

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Cisco Security Advisory: Cisco IOS Software Smart Install Denial of Service Vulnerability Advisory ID: cisco-sa-20120328-smartinstall Revision 1.0 For Public Release 2012 March 28 16:00 UTC GMT...

Cisco Security Advisory: Multiple Vulnerabilities in Cisco IOS Software Traffic Optimization Features

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Cisco Security Advisory: Multiple Vulnerabilities in Cisco IOS Software Traffic Optimization Features Advisory ID: cisco-sa-20120328-mace Revision 1.0 For Public Release 2012 March 28 16:00 UTC GMT...

Cisco Security Advisory: Cisco IOS Software RSVP Denial of Service Vulnerability

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Cisco Security Advisory: Cisco IOS Software RSVP Denial of Service Vulnerability Advisory ID: cisco-sa-20120328-rsvp Revision 1.0 For Public Release 2012 March 28 16:00 UTC GMT +---------------------------------------------------------------------...

Cisco IOS Software RSVP Denial of Service Vulnerability (cisco-sa-20120328-rsvp)

Cisco IOS Software and Cisco IOS XE Software contain a vulnerability in the RSVP feature when used on a device configured with VPN routing and forwarding VRF instances. An unauthenticated, remote attacker can exploit this to cause an interface wedge, which can lead to loss of connectivity, loss o...

Cisco Security Advisory: Cisco IOS Software Network Address Translation Vulnerability

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Cisco Security Advisory: Cisco IOS Software Network Address Translation Vulnerability Advisory ID: cisco-sa-20120328-nat Revision 1.0 For Public Release 2012 March 28 16:00 UTC GMT +-------------------------------------------------------------------...