Juniper Junos SRX DHCP flowd DHCP Packet Handling DoS (JSA10789)

High Nessus Plugin ID 102702

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VPR Score: 3.6

Synopsis

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

Description

According to its self-reported version number and configuration, the remote Juniper Junos device is affected by a denial of service vulnerability in flowd due to improper handling of DHCP packets. An unauthenticated, remote attacker can exploit this, via a specially crafted DHCP packet, to crash the flowd service.

Solution

Upgrade to the relevant Junos software release referenced in Juniper security advisory JSA10789.

See Also

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10789

Plugin Details

Severity: High

ID: 102702

File Name: juniper_jsa10789.nasl

Version: 1.4

Type: combined

Published: 2017/08/23

Updated: 2018/08/10

Dependencies: 55932

Risk Information

Risk Factor: High

VPR Score: 3.6

CVSS v2.0

Base Score: 7.8

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

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/AV:N/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, Host/Juniper/model

Patch Publication Date: 2017/07/12

Vulnerability Publication Date: 2017/07/12

Reference Information

CVE: CVE-2017-10605

JSA: JSA10789