Vulnerabilities > Cisco > IOS XE > 3.16.9s

DATE CVE VULNERABILITY TITLE RISK
2021-09-23 CVE-2021-34703 Improper Initialization vulnerability in Cisco IOS
A vulnerability in the Link Layer Discovery Protocol (LLDP) message parser of Cisco IOS Software and Cisco IOS XE Software could allow an attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition.
network
low complexity
cisco CWE-665
6.5
2021-09-23 CVE-2021-34705 Unspecified vulnerability in Cisco IOS and IOS XE
A vulnerability in the Voice Telephony Service Provider (VTSP) service of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass configured destination patterns and dial arbitrary numbers.
network
low complexity
cisco
5.3
2021-09-23 CVE-2021-34714 Improper Input Validation vulnerability in Cisco products
A vulnerability in the Unidirectional Link Detection (UDLD) feature of Cisco FXOS Software, Cisco IOS Software, Cisco IOS XE Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload.
low complexity
cisco CWE-20
7.4
2021-09-23 CVE-2021-34729 OS Command Injection vulnerability in Cisco IOS XE and IOS XE Sd-Wan
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.
local
low complexity
cisco CWE-78
6.7
2021-03-24 CVE-2021-1446 Improper Check for Unusual or Exceptional Conditions vulnerability in Cisco IOS XE
A vulnerability in the DNS application layer gateway (ALG) functionality used by Network Address Translation (NAT) in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload.
network
low complexity
cisco CWE-754
7.5
2021-03-24 CVE-2021-1442 Information Exposure Through Log Files vulnerability in Cisco IOS XE
A vulnerability in a diagnostic command for the Plug-and-Play (PnP) subsystem of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to the level of an Administrator user (level 15) on an affected device.
local
cisco CWE-532
6.9
2021-03-24 CVE-2021-1398 Leftover Debug Code vulnerability in Cisco IOS XE
A vulnerability in the boot logic of Cisco IOS XE Software could allow an authenticated, local attacker with level 15 privileges or an unauthenticated attacker with physical access to execute arbitrary code on the underlying Linux operating system of an affected device.
low complexity
cisco CWE-489
6.8
2021-03-24 CVE-2021-1384 OS Command Injection vulnerability in Cisco IOS XE
A vulnerability in Cisco IOx application hosting environment of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands into the underlying operating system as the root user.
network
low complexity
cisco CWE-78
7.2
2021-03-24 CVE-2021-1382 OS Command Injection vulnerability in Cisco IOS XE
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to inject arbitrary commands to be executed with root privileges on the underlying operating system.
local
low complexity
cisco CWE-78
6.7
2021-03-24 CVE-2021-1377 Unspecified vulnerability in Cisco IOS and IOS XE
A vulnerability in Address Resolution Protocol (ARP) management of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent an affected device from resolving ARP entries for legitimate hosts on the connected subnets.
network
low complexity
cisco
5.8