Cisco IOS XE Software Command Injection Vulnerability (cisco-sa-iosxe-cmdinj-2MzhjM6K)

High Nessus Plugin ID 141193

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VPR Score: 5.9

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, Cisco IOS XE Software is affected by a command injection vulnerability. The vulnerability is due to insufficient protection of values passed to a script that executes during device startup. An attacker could exploit this vulnerability by writing values to a specific file. A successful exploit could allow the attacker to execute commands with root privileges each time the affected device is restarted.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvs07077

See Also

http://www.nessus.org/u?eae30938

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvs07077

Plugin Details

Severity: High

ID: 141193

File Name: cisco-sa-iosxe-cmdinj-2MzhjM6K-iosxe.nasl

Version: 1.5

Type: local

Family: CISCO

Published: 2020/10/06

Updated: 2020/10/07

Dependencies: 67217

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS Score Source: CVE-2020-3403

CVSS v2.0

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:ios_xe

Required KB Items: Host/Cisco/IOS-XE/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/09/24

Vulnerability Publication Date: 2020/09/24

Reference Information

CVE: CVE-2020-3403

CISCO-BUG-ID: CSCvs07077

CISCO-SA: cisco-sa-iosxe-cmdinj-2MzhjM6K

IAVA: 2020-A-0439

CWE: 78