Cisco SD-WAN vEdge Routers DoS (cisco-sa-fpdos-hORBfd9f)

high Nessus Plugin ID 147762
New! Plugin Severity Now Using CVSS v3

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Synopsis

The remote device is missing a vendor-supplied security patch

Description

According to its self-reported version, Cisco SD-WAN vEdge routers are affected by a denial of service (DoS) vulnerability in the deep packet inspection (DPI) engine due to improper processing of FTP traffic. An unauthentiated, remote attacker can exploit this to cause a 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 CSCvs72669.

See Also

http://www.nessus.org/u?063cc2e2

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvs72669

Plugin Details

Severity: High

ID: 147762

File Name: cisco-sa-fpdos-hORBfd9f.nasl

Version: 1.4

Type: local

Family: CISCO

Published: 3/15/2021

Updated: 3/16/2021

Dependencies: cisco_vedge_detect.nbin

Configuration: Enable paranoid mode

Risk Information

CVSS Score Source: CVE-2020-3369

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/h:cisco:vedge_5000, cpe:/a:cisco:vedge_cloud_router

Required KB Items: Cisco/Viptela/Version, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 7/20/2020

Vulnerability Publication Date: 7/20/2020

Reference Information

CVE: CVE-2020-3369

CISCO-BUG-ID: CSCvs72669

CISCO-SA: cisco-sa-fpdos-hORBfd9f