Cisco IOS XE Software for 4461 Integrated Services Routers DoS (cisco-sa-ISR4461-gKKUROhx)

high Nessus Plugin ID 146084

Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, IOS-XE is affected by a denial of service vulnerability. A vulnerability in the packet processing of Cisco IOS XE Software for Cisco 4461 Integrated Services Routers could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition.

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 CSCvs77143

See Also

http://www.nessus.org/u?b8f36a52

http://tools.cisco.com/security/center/viewErp.x?alertId=ERP-74268

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvs77143

Plugin Details

Severity: High

ID: 146084

File Name: cisco-sa-ISR4461-gKKUROhx-iosxe.nasl

Version: 1.7

Type: combined

Family: CISCO

Published: 2/3/2021

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-2020-3414

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, Host/Cisco/IOS-XE/Model

Exploit Ease: No known exploits are available

Patch Publication Date: 9/24/2020

Vulnerability Publication Date: 9/24/2020

Reference Information

CVE: CVE-2020-3414

CWE: 19

CISCO-SA: cisco-sa-ISR4461-gKKUROhx

IAVA: 2020-A-0439-S

CISCO-BUG-ID: CSCvs77143