7.8

CVE-2021-1431

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.

Data is provided by the National Vulnerability Database (NVD)
CiscoIos Xe Version3.15.1xbs
CiscoIos Xe Version3.15.2xbs
CiscoIos Xe Version16.11.1
CiscoIos Xe Version16.11.1a
CiscoIos Xe Version16.11.1b
CiscoIos Xe Version16.11.1c
CiscoIos Xe Version16.11.1s
CiscoIos Xe Version16.11.2
CiscoIos Xe Version16.12.1
CiscoIos Xe Version16.12.1a
CiscoIos Xe Version16.12.1c
CiscoIos Xe Version16.12.1s
CiscoIos Xe Version16.12.1t
CiscoIos Xe Version16.12.1w
CiscoIos Xe Version16.12.1x
CiscoIos Xe Version16.12.1y
CiscoIos Xe Version16.12.1z
CiscoIos Xe Version16.12.2
CiscoIos Xe Version16.12.2a
CiscoIos Xe Version16.12.2s
CiscoIos Xe Version16.12.2t
CiscoIos Xe Version16.12.3
CiscoIos Xe Version16.12.3a
CiscoIos Xe Version16.12.3s
CiscoIos Xe Version16.12.4
CiscoIos Xe Version16.12.4a
CiscoIos Xe Version17.2.1
CiscoIos Xe Version17.2.1a
CiscoIos Xe Version17.2.1r
CiscoIos Xe Version17.2.1v
CiscoIos Xe Version17.2.2
CiscoIos Xe Version17.2.3
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.38% 0.591
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
psirt@cisco.com 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.