CVE-2020-3218

Published Jun 3, 2020

Last updated 3 years ago

Overview

Description
A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker with administrative privileges to execute arbitrary code with root privileges on the underlying Linux shell. The vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by first creating a malicious file on the affected device itself and then uploading a second malicious file to the device. A successful exploit could allow the attacker to execute arbitrary code with root privileges or bypass licensing requirements on the device.
Source
ykramarz@cisco.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
7.2
Impact score
5.9
Exploitability score
1.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

CVSS 3.0

Type
Secondary
Base score
7.2
Impact score
5.9
Exploitability score
1.2
Vector string
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

CVSS 2.0

Type
Primary
Base score
9
Impact score
10
Exploitability score
8
Vector string
AV:N/AC:L/Au:S/C:C/I:C/A:C

Weaknesses

nvd@nist.gov
CWE-20
ykramarz@cisco.com
CWE-20

Social media

Hype score
Not currently trending

Configurations