CVE-2021-1621 - CERT CVE
ID CVE-2021-1621
Sažetak 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.
Reference
CVSS
Base: 3.3
Impact: 2.9
Exploitability:6.5
Pristup
VektorSloženostAutentikacija
ADJACENT_NETWORK LOW NONE
Impact
PovjerljivostCjelovitostDostupnost
NONE NONE PARTIAL
CVSS vektor AV:A/AC:L/Au:N/C:N/I:N/A:P
Zadnje važnije ažuriranje 07-11-2023 - 03:28
Objavljeno 23-09-2021 - 03:15