Cisco IOS XE Software Path Traversal Vulnerability

medium Nessus Plugin ID 129531

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 vulnerability in the Guest Shell. The vulnerability could allow an authenticated, local attacker to perform directory traversal on the base Linux operating system of Cisco IOS XE Software. The vulnerability is due to incomplete validation of certain commands. An attacker could exploit this vulnerability by first accessing the Guest Shell and then entering specific commands. A successful exploit could allow the attacker to execute arbitrary code on the base Linux operating system.

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 CSCvm24705

See Also

http://www.nessus.org/u?a86431af

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvm24705

Plugin Details

Severity: Medium

ID: 129531

File Name: cisco-sa-20190925-iosxe-dt.nasl

Version: 1.15

Type: combined

Family: CISCO

Published: 10/3/2019

Updated: 5/3/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2019-12666

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

Vector: CVSS:3.0/AV:L/AC:L/PR:H/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: 9/25/2019

Vulnerability Publication Date: 9/25/2019

Reference Information

CVE: CVE-2019-12666

CWE: 22

CISCO-SA: cisco-sa-20190925-dt

IAVA: 2019-A-0352-S, 2019-A-0354-S

CISCO-BUG-ID: CSCvm24705