7.8
CVSSv2

CVE-2020-3527

Published: 24/09/2020 Updated: 07/10/2020
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
CVSS v3 Base Score: 8.6 | Impact Score: 4 | Exploitability Score: 3.9
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote malicious user to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger than the configured MTU size to the management interface of this device. A successful exploit could allow the malicious user to crash the device fully before an automatic recovery.

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Vendor Advisories

A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device The vulnerability is due to insufficient packet size validation An attacker could exploit this vulnerability by sending jumbo frames or frames larger than the configured MTU size to the management interf ...