CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
22.5%
A vulnerability in the Easy Virtual Switching System (VSS) of Cisco IOS XE Software on Catalyst 4500 Series Switches could allow an unauthenticated, adjacent attacker to cause the switches to reload. The vulnerability is due to incomplete error handling when processing Cisco Discovery Protocol (CDP) packets used with the Easy Virtual Switching System. An attacker could exploit this vulnerability by sending a specially crafted CDP packet. An exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
[
{
"product": "Cisco IOS XE Software",
"vendor": "Cisco",
"versions": [
{
"status": "affected",
"version": "3.6.0E"
},
{
"status": "affected",
"version": "3.6.1E"
},
{
"status": "affected",
"version": "3.6.0aE"
},
{
"status": "affected",
"version": "3.6.0bE"
},
{
"status": "affected",
"version": "3.6.2aE"
},
{
"status": "affected",
"version": "3.6.2E"
},
{
"status": "affected",
"version": "3.6.3E"
},
{
"status": "affected",
"version": "3.6.4E"
},
{
"status": "affected",
"version": "3.6.5E"
},
{
"status": "affected",
"version": "3.6.6E"
},
{
"status": "affected",
"version": "3.6.5aE"
},
{
"status": "affected",
"version": "3.6.5bE"
},
{
"status": "affected",
"version": "3.6.7E"
},
{
"status": "affected",
"version": "3.6.8E"
},
{
"status": "affected",
"version": "3.6.7aE"
},
{
"status": "affected",
"version": "3.6.7bE"
},
{
"status": "affected",
"version": "3.6.9E"
},
{
"status": "affected",
"version": "3.6.10E"
},
{
"status": "affected",
"version": "3.7.0E"
},
{
"status": "affected",
"version": "3.7.1E"
},
{
"status": "affected",
"version": "3.7.2E"
},
{
"status": "affected",
"version": "3.7.3E"
},
{
"status": "affected",
"version": "3.8.0E"
},
{
"status": "affected",
"version": "3.8.1E"
},
{
"status": "affected",
"version": "3.8.2E"
},
{
"status": "affected",
"version": "3.8.3E"
},
{
"status": "affected",
"version": "3.8.4E"
},
{
"status": "affected",
"version": "3.8.5E"
},
{
"status": "affected",
"version": "3.8.5aE"
},
{
"status": "affected",
"version": "3.8.6E"
},
{
"status": "affected",
"version": "3.8.7E"
},
{
"status": "affected",
"version": "3.9.0E"
},
{
"status": "affected",
"version": "3.9.1E"
},
{
"status": "affected",
"version": "3.9.2E"
},
{
"status": "affected",
"version": "3.9.2bE"
},
{
"status": "affected",
"version": "16.9.2h"
},
{
"status": "affected",
"version": "3.10.0E"
},
{
"status": "affected",
"version": "3.10.1E"
},
{
"status": "affected",
"version": "3.10.0cE"
},
{
"status": "affected",
"version": "3.10.2E"
},
{
"status": "affected",
"version": "3.10.1aE"
},
{
"status": "affected",
"version": "3.10.1sE"
}
]
}
]