CVE-2020-3476

Published Sep 24, 2020

Last updated 4 years ago

Overview

Description
A vulnerability in the CLI implementation of a specific command of Cisco IOS XE Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying host file system. The 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.
Source
ykramarz@cisco.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
6
Impact score
5.2
Exploitability score
0.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Severity
MEDIUM

CVSS 3.0

Type
Secondary
Base score
4.4
Impact score
3.6
Exploitability score
0.8
Vector string
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
3.6
Impact score
4.9
Exploitability score
3.9
Vector string
AV:L/AC:L/Au:N/C:N/I:P/A:P

Weaknesses

nvd@nist.gov
CWE-552
ykramarz@cisco.com
CWE-552

Social media

Hype score
Not currently trending

Configurations