Cisco IOS XE Software Web UI Command Injection Vulnerability

high Nessus Plugin ID 125032

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 web-based user interface (Web UI) of Cisco IOS XE Software could allow an authenticated, remote attacker to execute commands on the underlying Linux shell of an affected device with root privileges. The vulnerability occurs because the affected software improperly sanitizes user-supplied input. An attacker who has valid administrator access to an affected device could exploit this vulnerability by supplying a crafted input parameter on a form in the Web UI and then submitting that form.
A successful exploit could allow the attacker to run arbitrary commands on the device with root privileges, which may lead to complete system compromise.

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 CSCvn20358

See Also

http://www.nessus.org/u?220946d4

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvn20358

Plugin Details

Severity: High

ID: 125032

File Name: cisco-sa-20190513-webui.nasl

Version: 1.14

Type: combined

Family: CISCO

Published: 5/14/2019

Updated: 5/3/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2019-1862

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS:3.0/AV:N/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: 5/13/2019

Vulnerability Publication Date: 5/13/2019

Reference Information

CVE: CVE-2019-1862

CWE: 20

CISCO-SA: cisco-sa-20190513-webui

IAVA: 2019-A-0158-S

CISCO-BUG-ID: CSCvn20358