CVE-2021-1434 Detail
Current Description
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system.
Analysis Description
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system.
Severity
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-552 | Files or Directories Accessible to External Parties | Cisco Systems, Inc. |
Change History
2 change records found show changes
Initial Analysis 3/29/2021 4:4:10 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | CPE Configuration | Record truncated, showing 500 of 1397 characters. View Entire Change Record OR
*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:16.12.1a:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.12.1c:*:*:*:*:*:*:*
*cpe:2.3:o:cisco:ios_xe:16.
|
|
| Added | CVSS V2 |
NIST (AV:L/AC:L/Au:N/C:N/I:C/A:C) |
|
| Added | CVSS V3.1 |
NIST AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H |
|
| Changed | Reference Type |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-arbfile-FUxskKDE No Types Assigned |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-arbfile-FUxskKDE Vendor Advisory |
CVE Modified by Cisco Systems, Inc. 3/24/2021 5:15:13 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Changed | Description | Record truncated, showing 500 of 503 characters. View Entire Change Record A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system |
A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system. |
Quick Info
CVE Dictionary Entry:
CVE-2021-1434
NVD Published Date:
03/24/2021
NVD Last Modified:
03/29/2021
Source:
Cisco Systems, Inc.