CVE-2021-1434 - Files or Directories Accessible to External Parties

Severity

60%

Complexity

8%

Confidentiality

86%

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.

CVSS 3.1 Base Score 6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H).

CVSS 2.0 Base Score 6.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:C/A:C).

Overview

Type

Cisco IOS XE

First reported 3 years ago

2021-03-24 20:15:00

Last updated 3 years ago

2021-03-29 20:04:00

Affected Software

Cisco IOS XE 16.11.1

16.11.1

Cisco IOS XE 16.12.1

16.12.1

Cisco IOS XE 16.12.1Y

16.12.1y

Cisco IOS XE 16.12.2

16.12.2

Cisco IOS XE 16.12.2A

16.12.2a

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