Vulnerabilities > Cisco > IOS XE > 17.3.1

DATE CVE VULNERABILITY TITLE RISK
2021-03-24 CVE-2021-1453 Improper Verification of Cryptographic Signature vulnerability in Cisco IOS XE
A vulnerability in the software image verification functionality of Cisco IOS XE Software for the Cisco Catalyst 9000 Family of switches could allow an unauthenticated, physical attacker to execute unsigned code at system boot time.
low complexity
cisco CWE-347
6.8
2021-03-24 CVE-2021-1451 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Cisco IOS XE
A vulnerability in the Easy Virtual Switching System (VSS) feature of Cisco IOS XE Software for Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying Linux operating system of an affected device.
network
low complexity
cisco CWE-119
critical
9.8
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-2021-1403 Improper Restriction of Rendered UI Layers or Frames vulnerability in Cisco IOS XE
A vulnerability in the web UI feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to conduct a cross-site WebSocket hijacking (CSWSH) attack and cause a denial of service (DoS) condition on an affected device.
network
low complexity
cisco CWE-1021
7.4
2021-03-24 CVE-2021-1385 Path Traversal vulnerability in Cisco IOS and IOS XE
A vulnerability in the Cisco IOx application hosting environment of multiple Cisco platforms could allow an authenticated, remote attacker to conduct directory traversal attacks and read and write files on the underlying operating system or host system.
network
low complexity
cisco CWE-22
6.5
2021-03-24 CVE-2021-1383 Argument Injection or Modification vulnerability in Cisco IOS XE
Multiple vulnerabilities in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to access the underlying operating system with root privileges.
local
low complexity
cisco CWE-88
6.7
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
2021-01-13 CVE-2021-1236 Always-Incorrect Control Flow Implementation vulnerability in multiple products
Multiple Cisco products are affected by a vulnerability in the Snort application detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system.
network
low complexity
cisco snort CWE-670
5.3
2021-01-13 CVE-2021-1224 Multiple Cisco products are affected by a vulnerability with TCP Fast Open (TFO) when used in conjunction with the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP.
network
low complexity
cisco snort
5.3