Cisco IOS XE Software Switch Integrated Security Features IPv6 Denial of Service Vulnerability

A vulnerability in the Switch Integrated Security Features of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an interface queue wedge. The vulnerability is due to incorrect handling of crafted IPv6 packets. An attacker could exploit this vulnerability by sending...

Cisco IOS XE Software Web UI Remote Access 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 gain elevated privileges on an affected device. The vulnerability exists because the affected software does not reset the privilege level for each web UI session. An...

Cisco IOS XE Software for Cisco 4000 Series Integrated Services Routers Privileged EXEC Mode Root Shell Access Vulnerability

A vulnerability in the CLI parser of Cisco IOS XE Software could allow an authenticated, local attacker to gain access to the underlying Linux shell of an affected device and execute arbitrary commands with root privileges on the device. The vulnerability is due to the affected software improperl...

Cisco IOS XE Software with Cisco Umbrella Integration Denial of Service Vulnerability

A vulnerability in the Cisco Umbrella Integration feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to a logic error that exists when handling a malformed incoming packet, leading to access to an...

Cisco IOS XE Software Static Credential Vulnerability

A vulnerability in Cisco IOS XE Software could allow an unauthenticated, remote attacker to log in to a device running an affected release of Cisco IOS XE Software with the default username and password that are used at initial boot. The vulnerability is due to an undocumented user account with...

Cisco IOS XE Software CLI Command Injection Vulnerabilities

Multiple vulnerabilities in the CLI parser of Cisco IOS XE Software could allow an authenticated, local attacker to inject arbitrary commands into the CLI of the affected software, which could allow the attacker to gain access to the underlying Linux shell of an affected device and execute comman...

Cisco IOS XE Software Web UI Cross-Site Scripting Vulnerabilities

Multiple vulnerabilities in the web-based user interface web UI of Cisco IOS XE Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web UI of the affected software. The vulnerabilities are due to insufficient input validation...

Cisco IOS XE Software Zone-Based Firewall IP Fragmentation Denial of Service Vulnerability

A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending...

Cisco IOS XE Software User EXEC Mode Root Shell Access Vulnerabilities

Multiple vulnerabilities in the CLI parser of Cisco IOS XE Software could allow an authenticated, local attacker to gain access to the underlying Linux shell of an affected device and execute arbitrary commands with root privileges on the device. The vulnerabilities are due to the affected softwa...

PT-2018-8662

Name of the Vulnerable Software and Affected Versions: Cisco IOS XE Software affected versions not specified Description: A vulnerability in the web-based user interface of Cisco IOS XE Software could allow an authenticated, remote attacker to write arbitrary files to the operating system of an...

PT-2018-3804

Name of the Vulnerable Software and Affected Versions Cisco IOS Software affected versions not specified Cisco IOS XE Software affected versions not specified Cisco IOS XR Software affected versions not specified Description A Format String vulnerability in the Link Layer Discovery Protocol LLDP...

PT-2018-1188

Name of the Vulnerable Software and Affected Versions Cisco IOS Software and Cisco IOS XE Software affected versions not specified Description A vulnerability in the implementation of Internet Key Exchange Version 1 IKEv1 functionality could allow an unauthenticated, remote attacker to cause an...

CVE-2018-0174: Improper Input Validation

A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition. The vulnerability exists because the affected...

CVE-2018-0173: Improper Input Validation

A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 DHCPv4 packets could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a Relay Reply denial of service DoS...

CVE-2018-0158: Improper Input Validation

A vulnerability in the Internet Key Exchange Version 2 IKEv2 module of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak or a reload of an affected device that leads to a denial of service DoS condition. The vulnerability is due to...

CVE-2018-0171: Improper Input Validation

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition, or to execute arbitrary code on an affected device. The...

CVE-2018-0195: Improper Authentication

A vulnerability in the Cisco IOS XE Software REST API could allow an authenticated, remote attacker to bypass API authorization checks and use the API to perform privileged actions on an affected device. The vulnerability is due to insufficient authorization checks for requests that are sent to t...

CVE-2018-0177: Undefined Security Weakness

A vulnerability in the IP Version 4 IPv4 processing code of Cisco IOS XE Software running on Cisco Catalyst 3850 and Cisco Catalyst 3650 Series Switches could allow an unauthenticated, remote attacker to cause high CPU utilization, traceback messages, or a reload of an affected device that leads ...

CVE-2018-0157: Undefined Security Weakness

A vulnerability in the Zone-Based Firewall code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a device to reload. The vulnerability is due to the way fragmented packets are handled in the firewall code. An attacker could exploit this vulnerability by sending...

CVE-2018-0160: Double Free

A vulnerability in Simple Network Management Protocol SNMP subsystem of Cisco IOS XE Software could allow an authenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to improper management of memory resources, referred to as a double free. An attacker...