Junos OS: Kernel crash after processing specific incoming packet to the out of band management interface (JSA10911)

Low Nessus Plugin ID 121215

Synopsis

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

Description

According to its self-reported version number, the remote Juniper Junos device is affected by a denial of service vulnerability. The Junos OS kernel crashes after processing a specific incoming packet to the out of band management interface (such as fxp0, me0, em0, vme0) destined for another address.

By continuously sending this type of packet, an attacker can repeatedly crash the kernel causing a sustained Denial of Service.

Solution

Apply the relevant Junos software release referenced in Juniper advisory JSA10911.

See Also

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10911

Plugin Details

Severity: Low

ID: 121215

File Name: juniper_jsa10911.nasl

Version: 1.3

Type: combined

Published: 2019/01/16

Updated: 2019/04/18

Dependencies: 55932

Risk Information

Risk Factor: Low

CVSS Score Source: CVE-2019-0011

CVSS v2.0

Base Score: 3.3

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

CVSS v3.0

Base Score: 6.5

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

Vulnerability Information

CPE: cpe:/o:juniper:junos

Required KB Items: Host/Juniper/JUNOS/Version

Patch Publication Date: 2019/01/09

Vulnerability Publication Date: 2019/01/09

Reference Information

CVE: CVE-2019-0011

JSA: JSA10911