CVE-2021-1431CWE-20

Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability

High · published March 24, 2021

CVSS v3.1
7.5
EPSS
2%
Percentile
76.4
In the wild
Unconfirmed
What it is

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service (DoS) condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01658 · 76.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2021-03-24T20:05Z
EPSS history
Timeline
  • 24 MAR 20:05Z
    Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability
    cvelistv5