Cisco Releases Security Updates for IOS XE SD-WAN Software

Cisco has released security updates to address a vulnerability in IOS XE SD-WAN Software. An authenticated local attacker could exploit this vulnerability to take control of an affected system. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page. CISA...

Cisco IOS XE SD-WAN Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. The vulnerability is due to insufficient input validation by the system CLI. An attacker could exploit this vulnerability by authenticating t...

PT-2021-5012 · Cisco · Cisco Ios Xe Sd-Wan +1

Name of the Vulnerable Software and Affected Versions: Cisco IOS XE SD-WAN Software affected versions not specified Description: A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. The...

Cisco IOS XE Software TrustSec CLI Parser DoS (cisco-sa-trustsec-dos-7fuXDR2)

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability in the TrustSec CLI parser that allows an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. ...

Cisco IOS XE Software Interface Queue Wedge DoS (cisco-sa-quewedge-69BsHUBW)

According to its self-reported version, Cisco IOS-XE Software is affected by a vulnerability in the layer 2 punt code that allows an unauthenticated, adjacent attacker to cause a queue wedge on an interface that receives specific Layer 2 frames, resulting in a denial of service DoS condition. Thi...

The vulnerability in the implementation of authentication, authorization, and accounting functions for Cisco IOS XE operating systems allows a perpetrator to bypass the authentication process and trigger a service failure.

The vulnerability of the implementation of authentication, authorization, and accounting functions in Cisco IOS XE operating systems is related to the use of an uninitialized pointer. Exploiting this vulnerability can allow a malicious actor to bypass authentication procedures and trigger service...

The vulnerability of the channel-level implementation of Cisco IOS XE allows a attacker to trigger a service failure.

The vulnerability of the channel-level implementation of Cisco IOS XE is related to resource management errors. Exploiting this vulnerability can allow an attacker to cause a service failure using specially crafted channel-level frames...

Cisco IOS XE Software NETCONF RESTCONF Authentication Bypass (cisco-sa-aaa-Yx47ZT8Q)

According to its self-reported version, Cisco IOS XE Software's authentication, authorization, and accounting AAA function is affected by a authentication bypass vulnerability. Therefore, it could allow an unauthenticated, remote attacker to bypass NETCONF or RESTCONF authentication and do any of...

Cisco IOS XE Software Zone Based Policy Firewall ICMP UDP Inspection (cisco-sa-zbfw-pP9jfzwL)

A vulnerability in the Zone-Based Policy Firewall feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent the Zone-Based Policy Firewall from correctly classifying traffic. This vulnerability exists because ICMP and UDP responder-to-initiator flows are not...

Critical Cisco Bugs Allow Code Execution on Wireless, SD-WAN

Cisco is warning three critical security vulnerabilities affect its flagship IOS XE software, the operating system for most of its enterprise networking portfolio. The flaws impact Cisco’s wireless controllers, SD-WAN offering and configuration mechanisms in use for scads of products. The...

Cisco Releases Patches 3 New Critical Flaws Affecting IOS XE Software

Networking equipment maker Cisco Systems has rolled out patches to address three critical security vulnerabilities in its IOS XE network operating system that remote attackers could potentially abuse to execute arbitrary code with administrative privileges and trigger a denial-of-service DoS...

Cisco IOS XE Software Access Control Error Vulnerability (CNVD-2021-80664)

Cisco IOS XE Software is an operating system from the U.S. company Cisco Cisco. Used as a single operating system for enterprise wired and wireless access, aggregation, core and WAN, Cisco IOS XE reduces business and network complexity.An access control error vulnerability exists in Cisco IOS XE...

Cisco IOS and Cisco IOS XE Software Input Validation Error Vulnerability

Cisco IOS and Cisco IOS XE Software are both products of the U.S. company Cisco IOS is a set of operating systems developed for its network devices.Cisco IOS XE Software is an operating system. A single operating system for enterprise wired and wireless access, aggregation, core and WAN, Cisco IO...

Cisco IOS XE Software Denial of Service Vulnerability (CNVD-2021-80663)

Cisco IOS XE Software is an operating system from the U.S. company Cisco Cisco. Used as a single operating system for enterprise wired and wireless access, aggregation, core and WAN, Cisco IOS XE reduces business and network complexity.Cisco IOS XE Software has a denial-of-service vulnerability...

Cisco IOS and Cisco IOS XE Software Denial of Service Vulnerability (CNVD-2021-80668)

Cisco IOS and Cisco IOS XE Software are both products of the U.S. company Cisco IOS is a set of operating systems developed for its network devices.Cisco IOS XE Software is an operating system. Cisco IOS XE Software is a single operating system for enterprise wired and wireless access, aggregatio...

Cisco IOS XE Software Denial of Service Vulnerability (CNVD-2021-80665)

Cisco IOS XE Software is an operating system from the U.S. company Cisco Cisco. A single operating system for enterprise wired and wireless access, aggregation, core and WAN, Cisco IOS XE reduces business and network complexity.A denial-of-service vulnerability exists in Cisco IOS XE Software tha...

Cisco IOS XE Software Authentication Bypass Vulnerability

Cisco IOS XE Software is an operating system from the U.S. company Cisco Cisco. A single operating system for enterprise wired and wireless access, aggregation, core, and WAN, Cisco IOS XE reduces business and network complexity.Cisco IOS XE Software is vulnerable to an authentication bypass...

CVE-2021-34769

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

CVE-2021-34768

Multiple vulnerabilities in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

CVE-2021-34729

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software and Cisco IOS XE Software could allow an authenticated, local attacker to execute arbitrary commands with elevated privileges on an affected device. This vulnerability is due to insufficient validation of arguments passed to certain CLI...