vulnerability
Cisco XE: CVE-2020-3359: Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers Multicast DNS Denial of Service Vulnerability
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Sep 25, 2020 | Sep 25, 2020 | Apr 29, 2024 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Sep 25, 2020
Added
Sep 25, 2020
Modified
Apr 29, 2024
Description
A vulnerability in the multicast DNS (mDNS) feature of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper validation of mDNS packets. An attacker could exploit this vulnerability by sending a crafted mDNS packet to an affected device. A successful exploit could cause a device to reload, resulting in a DoS condition.
Solution
cisco-xe-upgrade-latest

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