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CVE-2021-1434

CVE information

Published

3 years ago

Last Modified

4 months ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

Medium

Impact 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..

CVSSv2.0 Score

Severity
Medium
Base Score
6.6/10
Exploit Score
3.9/10
Access Vector
Local
Access Complexity
Low
Authentication Required
None
Impact Score
9.2/10
Confidentiality Impact
None
Availability Impact
Complete
Integrity Impact
Complete

CVSSv3.1 Score

Severity
Medium
Base Score
6/10
Exploit Score
0.8/10
Access Vector
Local
Access Complexity
Low
Privileges Required
High
Impact Score
5.2/10
Confidentiality Impact
None
Availability Impact
High
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:cisco:ios_xe:16.12.1:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.11.1:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.11.1a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1c:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1t:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.11.2:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1s:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1x:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.11.1c:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.11.1b:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.11.1s:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1w:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1y:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.2:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.2a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.3:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:17.2.1:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.2t:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.2s:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.3a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:17.2.1a:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:17.2.1v:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1z:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.3s:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:17.2.1r:*:*:*:*:*:*:*
  Yes
- -
cpe:2.3:o:cisco:ios_xe:16.12.1za:*:*:*:*:*:*:*
  Yes
- -