Detections
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Cisco IOS XE Software Software Plug and Play Agent Memory Leak(cisco-sa-20180926-pnp-memleak)

high Nessus Plugin ID 132049

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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 memory leak vulnerability in the Cisco Network Plug and Play agent due to insufficient input validation. An unauthenticated, remote attacker can exploit this, by sending invalid data to the Cisco Network Plug and Play agent on an affected device, to cause a memory leak on an affected device, causing it to reload.

Please see the included Cisco BIDs and Cisco Security Advisory for more information.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to the relevant fixed version referenced in Cisco bug ID(s) CSCvi30136.

See Also

http://www.nessus.org/u?f91b535a

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvi30136

Plugin Details

Severity: High

ID: 132049

File Name: cisco-sa-20180926-pnp-memleak-iosxe.nasl

Version: 1.6

Type: local

Family: CISCO

Published: 12/13/2019

Updated: 1/8/2021

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-2018-15377

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: 9/26/2018

Vulnerability Publication Date: 9/26/2018

Reference Information

CVE: CVE-2018-15377