A vulnerability in the hardware crypto driver of Cisco IOS XE Software for Cisco 4300 Series Integrated Services Routers and Cisco Catalyst 9800-L Wireless Controllers could allow an unauthenticated, remote attacker to disconnect legitimate IPsec VPN sessions to an affected device. The vulnerability is due to insufficient verification of authenticity of received Encapsulating Security Payload (ESP) packets. An attacker could exploit this vulnerability by tampering with ESP cleartext values as a man-in-the-middle.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: cisco
Published: 2020-06-03T17:41:40.234773Z
Updated: 2024-09-16T16:14:18.978Z
Reserved: 2019-12-12T00:00:00
Link: CVE-2020-3220
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2020-06-03T18:15:19.997
Modified: 2020-06-10T23:45:32.260
Link: CVE-2020-3220
Redhat
No data.