CVE-2021-1384

Severity CVSS v4.0:

Pending analysis

Type:

CWE-78 OS Command Injections

Publication date:

24/03/2021

Last modified:

07/11/2023

Description

A vulnerability in Cisco IOx application hosting environment of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands into the underlying operating system as the root user. This vulnerability is due to incomplete validation of fields in the application packages loaded onto IOx. An attacker could exploit this vulnerability by creating a crafted application .tar file and loading it onto the device. A successful exploit could allow the attacker to perform command injection into the underlying operating system as the root user.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.20

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:M/Au:S/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 8.50 HIGH
Vector: AV:N/AC:M/Au:S/C:C/I:C/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): Single
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

8.50

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:cisco:ios_xe::::::::		16.6.9 (excluding)
cpe:2.3:o:cisco:ios_xe::::::::	16.9.0 (including)	16.9.7 (excluding)
cpe:2.3:o:cisco:ios_xe::::::::	17.3.2 (including)	17.3.3 (excluding)
cpe:2.3:o:cisco:ios_xe::::::::	17.4.0 (including)	17.4.2 (excluding)
cpe:2.3:o:cisco:ios_xe:17.5.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-1384

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools