Cisco无线LAN控制器ARP风暴多个拒绝服务漏洞

BUGTRAQ ID: 25043 Cisco无线LAN控制器（WLC）可在轻型接入点和其他无线提供LAN控制器之间提供实时通讯，以执行集中的系统范围WLAN配置和管理功能。 WLC在处理单播ARP通讯时存在漏洞，移动组无线LAN控制器之间的LAN链路可能会充满单播ARP请求。 有漏洞的WLC可能错误地处理无线客户端的单播ARP请求，导致ARP风暴。附着到同组2层VLAN的两个WLC必须均拥有无线客户端环境才会暴露这个漏洞。在使用3层（跨子网）漫游后或使用访客WLAN（auto-anchor）时会出现这种情况。...

CVE-2007-4011: Undefined Security Weakness

Cisco 4100 and 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controller WLC software before 3.2 20070727, 4.0 before 20070727, and 4.1 before 4.1.180.0 allows remote attackers to cause a denial of service traffic amplification or ARP storm via a crafted unicast ARP request that 1...

CVE-2007-4012: Undefined Security Weakness

Cisco 4100 and 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controller WLC software 4.1 before 4.1.180.0 allows remote attackers to cause a denial of service ARP storm via a broadcast ARP packet that "targets the IP address of a known client context", aka CSCsj50374...

CVE-2007-2041

Cisco Wireless LAN Controller WLC before 4.0.206.0 saves the WLAN ACL configuration with an invalid checksum, which prevents WLAN ACLs from being loaded at boot time, and might allow remote attackers to bypass intended access restrictions, aka Bug ID CSCse58195...

CVE-2007-2038

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.193.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2036

The SNMP implementation in the Cisco Wireless LAN Controller WLC before 20070419 uses the default read-only community public, and the default read-write community private, which allows remote attackers to read and modify SNMP variables, aka Bug ID CSCse02384...

Design/Logic Flaw

The SNMP implementation in the Cisco Wireless LAN Controller WLC before 20070419 uses the default read-only community public, and the default read-write community private, which allows remote attackers to read and modify SNMP variables, aka Bug ID CSCse02384...

Code injection

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.171.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

Code injection

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.193.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2037

Cisco Wireless LAN Controller WLC before 3.2.116.21, and 4.0.x before 4.0.155.0, allows remote attackers on a local network to cause a denial of service device crash via malformed Ethernet traffic...

CVE-2007-2038

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.193.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2039

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.171.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2041

Cisco Wireless LAN Controller WLC before 4.0.206.0 saves the WLAN ACL configuration with an invalid checksum, which prevents WLAN ACLs from being loaded at boot time, and might allow remote attackers to bypass intended access restrictions, aka Bug ID CSCse58195...

CVE-2007-2037

Cisco Wireless LAN Controller (WLC) versions affected by CVE-2007-2037 are before 3.2.116.21 and 4.0.x before 4.0.155.0. The vulnerability allows remote attackers on a local network to trigger a denial of service (device crash) by sending malformed Ethernet traffic. The issue impacts the WLC’s ab...

CVE-2007-2038

CVE-2007-2038 affects Cisco Wireless LAN Controller (WLC) NPU, where the NPU can be driven to DoS (loss of packet forwarding) by remote attackers on a local wireless network via crafted SNAP packets, malformed 802.11 traffic, or packets with certain header lengths. The affected platforms are WLCs...

CVE-2007-2038

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.193.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2039

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.171.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2041

Cisco Wireless LAN Controller WLC before 4.0.206.0 saves the WLAN ACL configuration with an invalid checksum, which prevents WLAN ACLs from being loaded at boot time, and might allow remote attackers to bypass intended access restrictions, aka Bug ID CSCse58195...

CVE-2007-2038: Undefined Security Weakness

The Network Processing Unit NPU in the Cisco Wireless LAN Controller WLC before 3.2.193.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service loss of packet forwarding via 1 crafted SNAP packets, 2 malformed 802.11 traffic, or 3...

CVE-2007-2041: Undefined Security Weakness

Cisco Wireless LAN Controller WLC before 4.0.206.0 saves the WLAN ACL configuration with an invalid checksum, which prevents WLAN ACLs from being loaded at boot time, and might allow remote attackers to bypass intended access restrictions, aka Bug ID CSCse58195...