Input validation

A vulnerability in the dynamic access control list ACL feature of Cisco IOS XE Software running on Cisco Catalyst 4000 Series Switches could allow an unauthenticated, adjacent attacker to cause dynamic ACL assignment to fail and the port to fail open. This could allow the attacker to pass traffic...

Input validation

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 overwrite arbitrary files on the underlying operating system of an affected device. The vulnerability is due to improper inpu...

CVE-2017-12211

A vulnerability in the IPv6 Simple Network Management Protocol SNMP code of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause high CPU usage or a reload of the device. The vulnerability is due to IPv6 sub block corruption. An attacker could exploit this...

CVE-2017-12213: Improper Authentication

A vulnerability in the dynamic access control list ACL feature of Cisco IOS XE Software running on Cisco Catalyst 4000 Series Switches could allow an unauthenticated, adjacent attacker to cause dynamic ACL assignment to fail and the port to fail open. This could allow the attacker to pass traffic...

CVE-2017-6796: Improper Neutralization of Special Elements used in an OS Command

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...

CVE-2017-6795: Improper Input Validation

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 overwrite arbitrary files on the underlying operating system of an affected device. The vulnerability is due to improper inpu...

CVE-2017-6665

A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to reset the Autonomic Control Plane ACP of an affected system and view ACP packets that are transferred in clear text within an affected system, a...

CVE-2017-6665: Cleartext Transmission of Sensitive Information

A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to reset the Autonomic Control Plane ACP of an affected system and view ACP packets that are transferred in clear text within an affected system, a...

CVE-2017-6663: Undefined Security Weakness

A vulnerability in the Autonomic Networking feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause autonomic nodes of an affected system to reload, resulting in a denial of service DoS condition. More Information: CSCvd88936. Known...

CVE-2017-6664: Improper Certificate Validation

A vulnerability in the Autonomic Networking feature of Cisco IOS XE Software could allow an unauthenticated, remote, autonomic node to access the Autonomic Networking infrastructure of an affected system, after the certificate for the autonomic node has been revoked. This vulnerability affected...

Cisco IOS XE Software Autonomic Networking Infrastructure Denial of Service Vulnerability

A vulnerability in the Autonomic Networking feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause autonomic nodes of an affected system to reload, resulting in a denial of service DoS condition. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions...

Cisco Releases Security Updates

Cisco has released security updates to address vulnerabilities in its IOS and IOS XE Software. A remote attacker could exploit one of these vulnerabilities to take control of an affected system. Users and administrators are encouraged to review the Cisco Security Advisory and apply the necessary...

CVE-2017-6606: Improper Neutralization of Special Elements used in an OS Command

A vulnerability in a startup script of Cisco IOS XE Software could allow an unauthenticated attacker with physical access to the targeted system to execute arbitrary commands on the underlying operating system with the privileges of the root user. More Information: CSCuz06639 CSCuz42122. Known...

Cisco IOS XE Software DHCP Client Denial of Service Vulnerability

A vulnerability in the DHCP client implementation of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C...

Format string

A vulnerability in the DHCP code for the Zero Touch Provisioning feature of Cisco ASR 920 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a format string vulnerability when processing a crafted...

Input validation

A vulnerability in the web framework of Cisco IOS XE Software could allow an authenticated, remote attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of HTTP parameters supplied by the user. An attacker could...

CVE-2017-3858

A vulnerability in the web framework of Cisco IOS XE Software could allow an authenticated, remote attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of HTTP parameters supplied by the user. An attacker could...

CVE-2017-3859

A vulnerability in the DHCP code for the Zero Touch Provisioning feature of Cisco ASR 920 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a format string vulnerability when processing a crafted...

CVE-2017-3859: Use of Externally-Controlled Format String

A vulnerability in the DHCP code for the Zero Touch Provisioning feature of Cisco ASR 920 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to a format string vulnerability when processing a crafted...

CVE-2017-3858: Improper Input Validation

A vulnerability in the web framework of Cisco IOS XE Software could allow an authenticated, remote attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation of HTTP parameters supplied by the user. An attacker could...