Telnet Vulnerability Affecting Cisco Products: June 2020 (cisco-sa-telnetd-EFJrEzPx)

critical Nessus Plugin ID 138359

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 Telnet vulnerability. 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 CSCvu66723

See Also

http://www.nessus.org/u?6cefd99e

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu66723

Plugin Details

Severity: Critical

ID: 138359

File Name: cisco-sa-telnetd-EFJrEzPx-iosxe.nasl

Version: 1.11

Type: local

Family: CISCO

Published: 7/10/2020

Updated: 9/28/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2020-10188

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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: 6/24/2020

Vulnerability Publication Date: 3/6/2020

Reference Information

CVE: CVE-2020-10188

CWE: 120

CISCO-SA: cisco-sa-telnetd-EFJrEzPx

IAVA: 2020-A-0296-S

CISCO-BUG-ID: CSCvu66723