CVE-2018-0252

CVE-2018-0252 affects Cisco Wireless LAN Controller software on the 3500/5500/8500 series. Root cause: corruption in an internal data structure during IPv4 fragment reassembly. Impact: unauthenticated remote attacker can trigger a device reload, causing DoS. Affected releases include all 8.4 vers...

CVE-2018-0235

Cisco WLC vulnerable to denial of service via 802.11 management frames. CVE-2018-0235 affects Cisco Wireless LAN Controllers running Mobility Express Release 8.5.103.0. Root cause: incomplete input validation in 802.11 frame validation functionality, allowing an unauthenticated adjacent attacker ...

CVE-2018-0247

A vulnerability in Web Authentication WebAuth clients for the Cisco Wireless LAN Controller WLC and Aironet Access Points running Cisco IOS Software could allow an unauthenticated, adjacent attacker to bypass authentication and pass traffic. The vulnerability is due to incorrect implementation of...

CVE-2018-0235

A vulnerability in the 802.11 frame validation functionality of the Cisco Wireless LAN Controller WLC could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. The vulnerability is due to incomplete input...

CVE-2018-0245

A vulnerability in the REST API of Cisco 5500 and 8500 Series Wireless LAN Controller WLC Software could allow an unauthenticated, remote attacker to view system information that under normal circumstances should be prohibited. The vulnerability is due to incomplete input and validation checking...

Cisco 5500 and 8500 Series Wireless LAN Controller Information Disclosure Vulnerability

A vulnerability in the REST API of Cisco 5500 and 8500 Series Wireless LAN Controller WLC Software could allow an unauthenticated, remote attacker to view system information that under normal circumstances should be prohibited. The vulnerability is due to incomplete input and validation checking...

CVE-2018-0235: Improper Input Validation

A vulnerability in the 802.11 frame validation functionality of the Cisco Wireless LAN Controller WLC could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. The vulnerability is due to incomplete input...

CVE-2018-0245: Exposure of Sensitive Information to an Unauthorized Actor

A vulnerability in the REST API of Cisco 5500 and 8500 Series Wireless LAN Controller WLC Software could allow an unauthenticated, remote attacker to view system information that under normal circumstances should be prohibited. The vulnerability is due to incomplete input and validation checking...

CVE-2018-0252: Improper Restriction of Operations within the Bounds of a Memory Buffer

A vulnerability in the IP Version 4 IPv4 fragment reassembly function of Cisco 3500, 5500, and 8500 Series Wireless LAN Controller Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. The...

CVE-2018-0247: Improper Authentication

A vulnerability in Web Authentication WebAuth clients for the Cisco Wireless LAN Controller WLC and Aironet Access Points running Cisco IOS Software could allow an unauthenticated, adjacent attacker to bypass authentication and pass traffic. The vulnerability is due to incorrect implementation of...

Cisco Wireless LAN Controller Default Simple Network Management Protocol Community Strings

With new installations of Cisco Wireless LAN Controller Software, the installation scripts create default communities for Simple Network Management Protocol SNMP Version 2 SNMPv2 and a default username for SNMP Version 3 SNMPv3, both allowing for read and write access. As documented in the Cisco...

The vulnerability of the CAPWAP Discovery Request analysis procedure implemented in the Cisco Wireless LAN Controller allows a attacker to cause a service failure.

The vulnerability of the CAPWAP Discovery Request analysis procedure implementation in Cisco Wireless LAN Controller is related to incomplete validation of input data. Exploiting this vulnerability allows a malicious actor to cause service failure by reloading the targeted device with specially...

Cisco Wireless LAN Controller CAPWAP Discovery Request Denial of Service Vulnerability

According to its self-reported version, the Cisco Wireless LAN Controller WLC is affected by one or more vulnerabilities. Please see the included Cisco BIDs and the Cisco Security Advisory for more information. TRUSTED...

Cisco Wireless LAN Controller Multiple Vulnerabilities

According to its self-reported version, the Cisco Wireless LAN Controller WLC is affected by one or more vulnerabilities. Please see the included Cisco BIDs and the Cisco Security Advisory for more information. TRUSTED...

Cisco Wireless LAN Controller Denial of Service Vulnerability (CNVD-2017-32924)

Cisco Wireless LAN Controller WLC is a wireless LAN controller product from Cisco USA. The product provides security policy, intrusion detection and other functions in the wireless LAN. A denial of service vulnerability exists in the Access Network Query Protocol ANQP ingress frame handling...

Cisco Wireless LAN Controller 802.11v Basic Service Set Transition Management Denial of Service Vulnerability

A vulnerability in the implementation of 802.11v Basic Service Set BSS Transition Management functionality in Cisco Wireless LAN Controllers could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. The...

Cisco Releases Security Updates

Cisco has released updates to address vulnerabilities affecting multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review the following Cisco Security Advisories and apply the...

Input validation

A vulnerability in the wireless controller manager of Cisco IOS XE could allow an unauthenticated, adjacent attacker to cause a restart of the switch and result in a denial of service DoS condition. The vulnerability is due to insufficient input validation. An attacker could exploit this...

Cisco Wireless LAN Controller Multiple DoS

According to its self-reported version, the Cisco Wireless LAN Controller WLC software running on the remote device is affected by multiple denial of service vulnerabilities : - A denial of service vulnerability exists in the RADIUS Change of Authorization CoA request processing due to improper...

Cisco Wireless LAN Controller 802.11 WME Packet Header Handling DoS (cisco-sa-20170405-wlc)

According to its self-reported version, the Cisco Wireless LAN Controller WLC software running on the remote device is affected by a denial of service vulnerability in the 802.11 Wireless Multimedia Extensions WME action frame processing due to improper validation of of the 802.11 WME packet...