6.6
CVSSv2

CVE-2021-1434

Published: 24/03/2021 Updated: 07/11/2023
CVSS v2 Base Score: 6.6 | Impact Score: 9.2 | Exploitability Score: 3.9
CVSS v3 Base Score: 6 | Impact Score: 5.2 | Exploitability Score: 0.8
VMScore: 587
Vector: AV:L/AC:L/Au:N/C:N/I:C/A:C

Vulnerability Summary

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local malicious user 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 malicious user to overwrite the content of any arbitrary file that resides on the underlying host file system.

Vulnerability Trend

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cisco ios xe 16.12.1

cisco ios xe 16.11.1

cisco ios xe 16.11.1a

cisco ios xe 16.12.1c

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cisco ios xe 16.11.2

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cisco ios xe 16.12.1a

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cisco ios xe 16.11.1c

cisco ios xe 16.11.1b

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cisco ios xe 16.12.1w

cisco ios xe 16.12.1y

cisco ios xe 16.12.2

cisco ios xe 16.12.2a

cisco ios xe 16.12.3

cisco ios xe 17.2.1

cisco ios xe 16.12.2t

cisco ios xe 16.12.2s

cisco ios xe 16.12.3a

cisco ios xe 17.2.1a

cisco ios xe 17.2.1v

cisco ios xe 16.12.1z

cisco ios xe 16.12.3s

cisco ios xe 17.2.1r

cisco ios xe 16.12.1za

Vendor Advisories

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 param ...