Cisco StarOS Denial of Service Vulnerability

high Nessus Plugin ID 126340

Synopsis

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

Description

According to its self-reported version, Cisco ASR 5000 Series Software is affected by a denial-of-service vulnerability. An unauthenticated, remote attacker can exploit this, via a series of specially crafted packets, to prevent the interface from receiving traffic.

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 CSCvn06757

See Also

http://www.nessus.org/u?80b9b550

https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvn06757

Plugin Details

Severity: High

ID: 126340

File Name: cisco-sa-20190619-staros-asr-dos.nasl

Version: 1.3

Type: local

Family: CISCO

Published: 6/28/2019

Updated: 8/7/2020

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2019-1869

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: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:asr_5000_series

Required KB Items: Host/Cisco/ASR/Model, Host/Cisco/StarOS, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 6/19/2019

Vulnerability Publication Date: 6/19/2019

Reference Information

CVE: CVE-2019-1869

BID: 108853

CWE: 824

CISCO-SA: cisco-sa-20190619-staros-asr-dos

IAVA: 2019-A-0214-S

CISCO-BUG-ID: CSCvn06757