Vulnerabilities > Cisco > IOS XE > 17.3.7

DATE CVE VULNERABILITY TITLE RISK
2023-10-10 CVE-2023-44487 The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. 7.5
2023-09-27 CVE-2023-20109 Out-of-bounds Write vulnerability in Cisco IOS
A vulnerability in the Cisco Group Encrypted Transport VPN (GET VPN) feature of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker who has administrative control of either a group member or a key server to execute arbitrary code on an affected device or cause the device to crash. This vulnerability is due to insufficient validation of attributes in the Group Domain of Interpretation (GDOI) and G-IKEv2 protocols of the GET VPN feature.
network
high complexity
cisco CWE-787
6.6
2023-09-27 CVE-2023-20186 Unspecified vulnerability in Cisco IOS
A vulnerability in the Authentication, Authorization, and Accounting (AAA) feature of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to bypass command authorization and copy files to or from the file system of an affected device using the Secure Copy Protocol (SCP). This vulnerability is due to incorrect processing of SCP commands in AAA command authorization checks.
network
low complexity
cisco
critical
9.1
2023-09-27 CVE-2023-20187 Unspecified vulnerability in Cisco IOS XE
A vulnerability in the Multicast Leaf Recycle Elimination (mLRE) feature of Cisco IOS XE Software for Cisco ASR 1000 Series Aggregation Services Routers 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
7.5
2023-09-27 CVE-2023-20227 Unspecified vulnerability in Cisco IOS XE
A vulnerability in the Layer 2 Tunneling Protocol (L2TP) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of certain L2TP packets.
network
low complexity
cisco
7.5
2023-02-12 CVE-2023-20076 OS Command Injection vulnerability in Cisco products
A vulnerability in the Cisco IOx application hosting environment could allow an authenticated, remote attacker to execute arbitrary commands as root on the underlying host operating system.
network
low complexity
cisco CWE-78
8.8
2021-09-23 CVE-2021-1616 Unspecified vulnerability in Cisco IOS XE
A vulnerability in the H.323 application level gateway (ALG) used by the Network Address Translation (NAT) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass the ALG.
network
low complexity
cisco
4.7
2021-09-23 CVE-2021-1623 Unspecified vulnerability in Cisco IOS XE
A vulnerability in the Simple Network Management Protocol (SNMP) punt handling function of Cisco cBR-8 Converged Broadband Routers could allow an authenticated, remote attacker to overload a device punt path, resulting in a denial of service (DoS) condition.
network
low complexity
cisco
7.7
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