CVE-2017-12229

The CVE describes an authentication bypass in the REST API of Cisco IOS XE Web UI (versions 3.1–16.5) caused by insufficient input validation. An unauthenticated, remote attacker could bypass REST API authentication and access the web UI if the device has HTTP Server enabled. The issue affects Ci...

CVE-2017-12236

Cisco IOS XE LISP Authentication Bypass (CVE-2017-12236) affects IOS XE 3.2–16.5 when acting as an IPv4/IPv6 map server. A logic regression allows an unauthenticated attacker to bypass EID→RLOC registration checks by sending crafted map-registration requests, potentially injecting invalid EID map...

CVE-2017-12229

A vulnerability in the REST API of the web-based user interface web UI of Cisco IOS XE 3.1 through 16.5 could allow an unauthenticated, remote attacker to bypass authentication to the REST API of the web UI of the affected software. The vulnerability is due to insufficient input validation for th...

Cisco IOS XE Elevation of Privilege Vulnerability

Cisco IOS XE is an operating system developed by the American company Cisco Cisco for its network equipment. An elevation of privilege vulnerability exists in the web-based user interface of Cisco IOS XE version 16.2, which arises when the program sets incorrect default privileges for new users. ...

CVE-2017-12237: Undefined Security Weakness

A vulnerability in the Internet Key Exchange Version 2 IKEv2 module of Cisco IOS 15.0 through 15.6 and Cisco IOS XE 3.5 through 16.5 could allow an unauthenticated, remote attacker to cause high CPU utilization, traceback messages, or a reload of an affected device that leads to a denial of servi...

CVE-2017-12240: Improper Input Validation

The DHCP relay subsystem of Cisco IOS 12.2 through 15.6 and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system. The attacker could also cause an affected system to reload,...

Cisco IOS and IOS XE Software Denial of Service Vulnerability (CNVD-2017-34218)

Cisco IOS and IOS XE are both operating systems developed by Cisco for its network devices. Cisco IOS Software/Cisco IOS XE Software has a security vulnerability in the IKEv2 module, where an unauthenticated, remote attacker causes CPU exhaustion, traceroute messages, and reloading of affected...

Cisco IOS XE Software Web UI REST API Authentication Bypass Vulnerability

A vulnerability in the REST API of the web-based user interface web UI of Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass authentication to the REST API of the web UI of the affected software. The vulnerability is due to insufficient input validation for the REST A...

Cisco IOS XE Software for Cisco 5760 WLC, Cisco Catalyst 4500E Supervisor Engine 8-E, and Cisco NGWC 3850 GUI Privilege Escalation Vulnerability

A vulnerability in the web-based Wireless Controller GUI of Cisco IOS XE Software for Cisco 5760 Wireless LAN Controllers, Cisco Catalyst 4500E Supervisor Engine 8-E Wireless Switches, and Cisco New Generation Wireless Controllers NGWC 3850 could allow an authenticated, remote attacker to elevate...

Cisco IOS XE Software Web UI Privilege Escalation Vulnerability

A vulnerability in the web-based user interface web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to elevate their privileges on an affected device. The vulnerability is due to incorrect default permission settings for new users who are created by using the web UI of t...

Cisco IOS XE Wireless Controller Manager Denial of Service Vulnerability

A vulnerability in the wireless controller manager of Cisco IOS XE Software 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 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...

PT-2017-12418

Name of the Vulnerable Software and Affected Versions Cisco IOS versions 12.4 through 15.6 Cisco IOS XE versions 3.3 through 16.4 Description A vulnerability in the Cisco Network Plug and Play application could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive dat...

PT-2017-12413

Name of the Vulnerable Software and Affected Versions Cisco IOS XE versions 16.1 through 16.3.3 Description A vulnerability in the wireless controller manager could allow an unauthenticated, adjacent attacker to cause a restart of the switch and result in a denial of service DoS condition. The...

PT-2017-2995

Name of the Vulnerable Software and Affected Versions Cisco IOS XE Software versions 3.7.0E through 3.7.5E Description The issue is related to insufficient validation of HTTP requests in the web-based GUI of Cisco IOS XE Software for Wireless LAN Controllers. This could allow a remote attacker,...

PT-2017-2989

Name of the Vulnerable Software and Affected Versions Cisco IOS XE versions 3.2 through 16.5 Description A logic error in the implementation of the Locator/ID Separation Protocol LISP could allow an unauthenticated, remote attacker to bypass authentication checks when registering an Endpoint...

PT-2017-2994

Name of the Vulnerable Software and Affected Versions Cisco IOS XE Software versions 16.2 and later, if the HTTP Server feature is enabled for the device. Description A vulnerability in the web-based user interface of Cisco IOS XE Software could allow an authenticated, remote attacker to elevate...

PT-2017-2982

Name of the Vulnerable Software and Affected Versions Cisco IOS XE versions 3.1 through 16.5 Description A vulnerability in the REST API of the web-based user interface of Cisco IOS XE could allow an unauthenticated, remote attacker to bypass authentication by sending a malicious API request to a...

Cisco Catalyst 4000 Series Switches Authentication Bypass Vulnerability

Cisco Catalyst 4000 Series Switches is a 4000 series switch device from Cisco USA.IOS XE Software is one of the operating systems developed for network devices. A security vulnerability exists in the dynamic access lists ACLs of the IOS XE Software in Cisco Catalyst 4000 Series Switches. An...

CVE-2017-6796

A vulnerability in the USB-modem code of Cisco IOS XE Software running on Cisco ASR 920 Series Aggregation Services Routers could allow an authenticated, local attacker to inject and execute arbitrary commands on the underlying operating system of an affected device. The vulnerability is due to...