Cisco IOS XE Software Privilege Escalation Vulnerability

high Nessus Plugin ID 127912

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 UI of Cisco IOS XE Software, which could allow an authenticated but unprivileged (level 1), remote attacker to run privileged Cisco IOS commands by using the web UI.The vulnerability is due to a failure to validate and sanitize input in Web Services Management Agent (WSMA) functions. An attacker could exploit this vulnerability by submitting a malicious payload to the affected device's web UI. A successful exploit could allow the lower-privileged attacker to execute arbitrary commands with higher privileges on the affected device.

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 CSCvi42203

See Also

http://www.nessus.org/u?acb267e0

http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-71135

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvi42203

Plugin Details

Severity: High

ID: 127912

File Name: cisco-sa-20190327-iosxe-pe.nasl

Version: 1.9

Type: local

Family: CISCO

Published: 8/20/2019

Updated: 4/29/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

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-2019-1753

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/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: 3/27/2019

Vulnerability Publication Date: 3/27/2019

Reference Information

CVE: CVE-2019-1753

BID: 107602

CWE: 20

CISCO-SA: cisco-sa-20190327-iosxe-pe

CISCO-BUG-ID: CSCvi42203