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Cisco IOS XE Software NAT SIP Application Layer Gateway DoS Vulnerability (cisco-sa-20180926-sip-alg)

medium Nessus Plugin ID 117954

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Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, the IOS XE is affected by one or more vulnerabilities. Please see the included Cisco BIDs and the Cisco Security Advisory for more information.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID(s) CSCvg89036.

See Also

http://www.nessus.org/u?d523ce4b

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvg89036

Plugin Details

Severity: Medium

ID: 117954

File Name: cisco-sa-20180926-sip-alg.nasl

Version: 1.12

Type: combined

Family: CISCO

Published: 10/5/2018

Updated: 6/28/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

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

CVSS Score Source: CVE-2018-0476

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/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: 9/26/2018

Vulnerability Publication Date: 9/26/2018

Reference Information

CVE: CVE-2018-0476

CISCO-SA: cisco-sa-20180926-sip-alg

CISCO-BUG-ID: CSCvg89036