Cisco IOS XE Software TrustSec Protected Access Credential Provisioning DoS (cisco-sa-20190925-ctspac-dos)

high Nessus Plugin ID 129592

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 denial of service vulnerability. This is due to improper validation of attributes in RADIUS messages. An attacker can exploit this vulnerability by a sending malicious RADIUS message whil ethe device is in a specific state, causing the device to reload.

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

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvo79239

See Also

http://www.nessus.org/u?67bb03a0

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvo79239

Plugin Details

Severity: High

ID: 129592

File Name: cisco-sa-20190925-ctspac-dos.nasl

Version: 1.15

Type: combined

Family: CISCO

Published: 10/7/2019

Updated: 5/3/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2019-12663

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/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-2019-12663

CWE: 20

CISCO-SA: cisco-sa-20190925-ctspac-dos

IAVA: 2019-A-0352-S

CISCO-BUG-ID: CSCvo79239