CVE-2020-3211: Improper Neutralization of Special Elements used in a Command

A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system of an affected device. The vulnerability is due to improper input sanitization. An attacker who has valid...

CVE-2020-3209: Improper Verification of Cryptographic Signature

A vulnerability in software image verification in Cisco IOS XE Software could allow an unauthenticated, physical attacker to install and boot a malicious software image or execute unsigned binaries on an affected device. The vulnerability is due to an improper check on the area of code that manag...

CVE-2020-3207: Improper Neutralization of Special Elements used in a Command

A vulnerability in the processing of boot options of specific Cisco IOS XE Software switches could allow an authenticated, local attacker with root shell access to the underlying operating system OS to conduct a command injection attack during device boot. This vulnerability is due to insufficien...

CVE-2020-3206: Improper Input Validation

A vulnerability in the handling of IEEE 802.11w Protected Management Frames PMFs of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to terminate a valid user connection to an affected device. The vulnerabilit...

CVE-2020-3203: Uncontrolled Resource Consumption

A vulnerability in the locally significant certificate LSC provisioning feature of Cisco Catalyst 9800 Series Wireless Controllers that are running Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak that could lead to a denial of service DoS condition. Th...

CVE-2020-3201: Improper Input Validation

A vulnerability in the Tool Command Language Tcl interpreter of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker with privileged EXEC credentials to cause a denial of service DoS condition on an affected system. The vulnerability is due to insufficient inp...

CVE-2020-3204: Improper Input Validation

A vulnerability in the Tool Command Language Tcl interpreter of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker with privileged EXEC credentials to execute arbitrary code on the underlying operating system OS with root privileges. The vulnerability is due...

Cisco IOS XE Software Digital Signature Verification Bypass Vulnerability

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability that could result in the loading of unsigned firmware on boot. An authenticated attacker could exploit this flaw to load malicious firmware onto the device. cisco-sa-20190925-iosxe-digsig-bypass TRUSTED...

Cisco IOS XE Software Forwarding Information Base DoS (cisco-sa-20180328-FIB-dos)

According to its self-reported version, Cisco IOS XE Software is affected by a denial of service DoS vulnerability in the Forwarding Information Base code due to a limitation in the way the FIB is internally representing recursive routes. An unauthenticated, network attacker can exploit this, by...

Cisco IOS XE Software Zone-Based Firewall IP Fragmentation DoS (cisco-sa-20180328-fwip)

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability in the Zone-Based Firewall due to the way fragmented packets in the firewall code. An unauthenticated, remote attacker can exploit this by sending fragmented IP Version 4 or IP Version 6 packets through a...

Cisco IOS XE Software Filesystem Exhaustion Denial of Service Vulnerability

A vulnerability in the filesystem resource management code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to exhaust filesystem resources on an affected device and cause a denial of service DoS condition. The vulnerability is due to ineffective management of the underlyi...

Cisco IOS XE Software IOx Guest Shell Namespace Protection Vulnerability (cisco-sa-20190925-iox-gs)

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability in the filesystem which allows an authenticated, local attacker within the IOx Guest Shell to modify the namespace container protections on an affected device. The vulnerability is due to insufficient fil...

Cisco IOS XE Software HTTP Client Information Disclosure Vulnerability (cisco-sa-20190925-http-client)

According to its self-reported version, IOS XE Software is affected by a vulnerability in the HTTP client feature that allows an unauthenticated, remote attacker to read and modify data that should normally be sent via an encrypted channel. This vulnerability is due to TCP port information not...

Cisco IOS XE Software HTTP Server DoS (cisco-sa-20190925-httpserv-dos)

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability in the HTTP server code. This is due to a logical error in the HTTP server logging mechanism. An unauthenticated, remote attacker can exploit this by generating a large amount of long-lived connections to...

Cisco IOS XE Software TrustSec Protected Access Credential Provisioning DoS (cisco-sa-20190925-ctspac-dos)

According to its self-reported version, Cisco IOS XE Software is affected by a denial of service vulnerability. This is due to improper validation of attributes in RADIUS messages. An attacker can exploit this vulnerability by a sending malicious RADIUS message whil ethe device is in a specific...

Cisco IOS XE Software ASIC Register Write Vulnerability

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability. The vulnerability allows an authenticated, local attacker to write values to the underlying memory of an affected device. The vulnerability is due to improper input validation and authorization of specif...

Cisco IOS XE Software Unified Threat Defense Denial of Service Vulnerability

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability. Please see the included Cisco BIDs and Cisco Security Advisory for more information TRUSTED...

CVE-2019-12662

A vulnerability in Cisco NX-OS Software and Cisco IOS XE Software could allow an authenticated, local attacker with valid administrator or privilege level 15 credentials to load a virtual service image and bypass signature verification on an affected device. The vulnerability is due to improper...

CVE-2019-12661

A vulnerability in a Virtualization Manager VMAN related CLI command of Cisco IOS XE Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with a privilege level of root. The vulnerability is due to insufficient validation of...

CVE-2019-12663

A vulnerability in the Cisco TrustSec CTS Protected Access Credential PAC provisioning module of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper...