Juniper Junos ICMPv6 PTB Atomic Fragment DoS (JSA10780)

High Nessus Plugin ID 101266

Synopsis

The remote device is affected by a denial of service vulnerability.

Description

According to its self-reported version number, the remote Juniper Junos device is affected by a denial of service vulnerability in the ICMP Packet Too Big (PTB) message functionality that occurs when handling IPv6 atomic fragments that trigger fragmentation in traffic.
An unauthenticated, remote attacker can exploit this issue, via a specially crafted series of packets, to cause the device to stop responding, the exhaustion of resources, or other impact that results in a denial of service condition.

Solution

Apply the relevant Junos software release referenced in Juniper advisory JSA10780.

See Also

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10780

Plugin Details

Severity: High

ID: 101266

File Name: juniper_jsa10780.nasl

Version: 1.3

Type: combined

Published: 2017/07/06

Modified: 2017/10/19

Dependencies: 55932

Risk Information

Risk Factor: High

CVSSv2

Base Score: 7.8

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

CVSSv3

Base Score: 8.6

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

Vulnerability Information

CPE: cpe:/o:juniper:junos

Required KB Items: Host/Juniper/JUNOS/Version

Patch Publication Date: 2017/04/12

Vulnerability Publication Date: 2016/09/12

Reference Information

CVE: CVE-2016-10142

BID: 95797

JSA: JSA10780