Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product 1100-4g\/6g Integrated Services Router
Total 21 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-1621 1 Cisco 45 1000 Integrated Services Router, 1100-4g\/6g Integrated Services Router, 1100-4p Integrated Services Router and 42 more 2023-11-07 3.3 LOW 7.4 HIGH
A vulnerability in the Layer 2 punt code of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a queue wedge on an interface that receives specific Layer 2 frames, resulting in a denial of service (DoS) condition. This vulnerability is due to improper handling of certain Layer 2 frames. An attacker could exploit this vulnerability by sending specific Layer 2 frames on the segment the router is connected to. A successful exploit could allow the attacker to cause a queue wedge on the interface, resulting in a DoS condition.