Vulnerabilities > Cisco > IOS XE > 16.2.1

DATE CVE VULNERABILITY TITLE RISK
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
2021-01-13 CVE-2021-1223 Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP.
network
low complexity
cisco snort
7.5
2020-11-06 CVE-2020-3444 Unspecified vulnerability in Cisco IOS XE
A vulnerability in the packet filtering features of Cisco SD-WAN Software could allow an unauthenticated, remote attacker to bypass L3 and L4 traffic filters.
network
low complexity
cisco
5.0
2020-09-24 CVE-2020-3516 Improper Input Validation vulnerability in Cisco IOS XE
A vulnerability in the web server authentication of Cisco IOS XE Software could allow an authenticated, remote attacker to crash the web server on the device.
network
low complexity
cisco CWE-20
4.0
2020-09-24 CVE-2020-3425 Unspecified vulnerability in Cisco IOS XE
Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to elevate privileges to the level of an Administrator user on an affected device.
network
low complexity
cisco
8.8
2020-06-03 CVE-2020-3230 Improper Input Validation vulnerability in Cisco IOS
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) implementation in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent IKEv2 from establishing new security associations.
network
low complexity
cisco CWE-20
5.0
2020-06-03 CVE-2020-3228 Improper Input Validation vulnerability in Cisco IOS
A vulnerability in Security Group Tag Exchange Protocol (SXP) in Cisco IOS Software, Cisco IOS XE Software, and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition.
network
low complexity
cisco CWE-20
7.8
2020-06-03 CVE-2020-3226 Improper Input Validation vulnerability in Cisco IOS
A vulnerability in the Session Initiation Protocol (SIP) library of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition.
network
low complexity
cisco CWE-20
7.8
2020-06-03 CVE-2020-3219 Improper Input Validation vulnerability in Cisco IOS XE
A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to inject and execute arbitrary commands with administrative privileges on the underlying operating system of an affected device.
network
low complexity
cisco CWE-20
critical
9.0