Cisco IOS XE Software Fragmented Tunnel Protocol Packet DoS (cisco-sa-ios-gre-crash-p6nE5Sq5)

high Nessus Plugin ID 174016

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 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 CSCwc32921

See Also

http://www.nessus.org/u?a5a2d2d5

http://www.nessus.org/u?86953f38

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwc32921

Plugin Details

Severity: High

ID: 174016

File Name: cisco-sa-ios-gre-crash-p6nE5Sq5-iosxe.nasl

Version: 1.0

Type: combined

Family: CISCO

Published: 4/7/2023

Updated: 4/7/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

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-2023-20072

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: 3/22/2023

Vulnerability Publication Date: 3/22/2023

Reference Information

CVE: CVE-2023-20072

CISCO-SA: cisco-sa-ios-gre-crash-p6nE5Sq5

IAVA: 2023-A-0157

CISCO-BUG-ID: CSCwc32921