Cisco IOS XR DoS

DoS via IPv6 packet...

Cisco IOS XR Software IPv6 Malformed Packet Denial of Service Vulnerability

A vulnerability in the parsing of malformed Internet Protocol version 6 IPv6 packets in Cisco IOS XR Software for ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause a lockup and eventual reload of a Network Processor NP chip and a line card...

Cisco IOS XR Software DHCP Version 6 Process Hang Vulnerability

A vulnerability in the DHCP version 6 DHCPv6 code of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a hang condition of the DHCPv6 server process that could cause the software to stop processing DHCPv6 requests. The vulnerability is due to incorrect handling of...

Cisco IOS XR Software DHCP Version 6 Denial of Service Vulnerability

A vulnerability in the DHCP version 6 DHCPv6 code of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause the DHCPv6 process on an affected device to crash. The vulnerability is due to incorrect handling of malformed DHCPv6 packets. An attacker could exploit this...

CVE-2014-3271

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service device crash via a malformed packet, aka Bug IDs CSCum85558, CSCum20949, CSCul61849, and CSCul71149...

Design/Logic Flaw

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service process hang via a malformed packet, aka Bug ID CSCul80924...

Design/Logic Flaw

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service device crash via a malformed packet, aka Bug IDs CSCum85558, CSCum20949, CSCul61849, and CSCul71149...

CVE-2014-3271

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service device crash via a malformed packet, aka Bug IDs CSCum85558, CSCum20949, CSCul61849, and CSCul71149...

CVE-2014-3270

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service process hang via a malformed packet, aka Bug ID CSCul80924...

CVE-2014-3271

Cisco IOS XR DHCPv6 implementation is vulnerable to denial of service via malformed DHCPv6 packets, causing process crash. Affected: Cisco IOS XR devices configured with DHCPv6 server functionality. Root cause: incorrect handling of malformed DHCPv6 packets. Impact: device crash (DoS). Mitigation...

CVE-2014-3270

Cisco IOS XR DHCPv6 implementation vulnerability (CVE-2014-3270) allows remote, unauthenticated attackers to cause a denial-of-service by sending malformed DHCPv6 packets, triggering a hang in the DHCPv6 server process. Affected: Cisco IOS XR software with DHCPv6 server functionality. Root cause:...

Cisco IOS XR ICMPv6 Redirect Denial of Service

The remote Cisco device is running a version Cisco IOS XR software that is potentially affected by a denial of service vulnerability related to handling ICMPv6 redirect messages. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid73436; scriptversion"1.7";...

Cisco IOS XR ICMPv6重定向处理拒绝服务漏洞

CVE ID:CVE-2014-2144 Cisco IOS是多数思科系统路由器和网络交换机上使用的互联网络操作系统。 Cisco IOS XR 4.3.1.K9SEC及其他版本处理ICMPv6重定向数据包时出错，如果攻击者向受影响设备发送特制的 ICMPv6 重定向数据，此漏洞可造成几乎所有IPv4及IPv6通讯失败。 0 Cisco IOS XR 4.3.1.K9SEC 目前没有详细解决方案： http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2144...

CVE-2014-2144

Cisco IOS XR does not properly throttle ICMPv6 redirect packets, which allows remote attackers to cause a denial of service IPv4 and IPv6 transit outage via crafted redirect messages, aka Bug ID CSCum14266...

Design/Logic Flaw

Cisco IOS XR does not properly throttle ICMPv6 redirect packets, which allows remote attackers to cause a denial of service IPv4 and IPv6 transit outage via crafted redirect messages, aka Bug ID CSCum14266...

CVE-2014-2144

Cisco IOS XR is affected by CVE-2014-2144, where ICMPv6 redirect packets are not properly throttled, allowing remote attackers to cause a denial of service that impacts IPv4 and IPv6 transit. The vulnerability stems from improper handling of ICMPv6 redirect messages and is associated with Bug CSC...

Cisco IOS XR Software Multiprotocol Label Switching Packet Vulnerability (cisco-sa-20100324-ldp)

A device running Cisco IOS XR Software is vulnerable to a remote denial of service DoS condition if it is configured for Multiprotocol Label Switching MPLS and has support for Label Distribution Protocol LDP. A crafted LDP UDP packet can cause an affected device running Cisco IOS XR Software to...

Cisco IOS XR Version

The remote host is running IOS XR, an operating system for high-end carrier-grade Cisco routers. It is possible to read the IOS XR version number by connecting to the router using SSH or SNMP. C Tenable, Inc. include"compat.inc"; if description scriptid71430; scriptversion"1.20";...

Cisco IOS XR Software Route Processor Denial of Service Vulnerability (cisco-sa-20120530-iosxr)

Cisco IOS XR Software contains a vulnerability when handling crafted packets that may result in a denial of service condition. The vulnerability only exists on Cisco 9000 Series Aggregation Services Routers ASR Route Switch Processor RSP-4G and RSP-8G, Route Switch Processor 440 RSP440, and Cisco...

Cisco IOS XR Software Route Processor Denial of Service Vulnerability (cisco-sa-20131023-iosxr)

Cisco IOS XR Software Releases 3.3.0 to 4.2.0 contain a vulnerability when handling fragmented packets that could result in a denial of service DoS condition of the Cisco CRS Route Processor cards listed in the 'Affected Products' section of this advisory. The vulnerability is due to improper...