CVE-2021-1431 Detail
Current Description
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.
Analysis Description
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.
Severity
References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-20 | Improper Input Validation | Cisco Systems, Inc. |
Change History
2 change records found show changes
Initial Analysis 3/29/2021 4:7:09 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | CPE Configuration | Record truncated, showing 500 of 1653 characters. View Entire Change Record OR
*cpe:2.3:o:cisco:ios_xe:3.15.1xbs:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:3.15.2xbs:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.11.1:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.11.1a:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.11.1b:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.11.1c:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.11.1s:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.11.2:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.12.1:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:1
|
|
| Added | CVSS V2 |
NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C) |
|
| Added | CVSS V3.1 |
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
|
| Changed | Reference Type |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-sdwdos-4zeEeC9w No Types Assigned |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-sdwdos-4zeEeC9w Vendor Advisory |
CVE Modified by Cisco Systems, Inc. 3/24/2021 5:15:13 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Changed | Description |
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. |
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. |
Quick Info
CVE Dictionary Entry:
CVE-2021-1431
NVD Published Date:
03/24/2021
NVD Last Modified:
03/29/2021
Source:
Cisco Systems, Inc.