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Juniper Junos memory consumption denial of service (JSA10920)

high Nessus Plugin ID 124236

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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 in the jdhcpd daemon due to failure to handle exceptional conditions. An unauthenticated, remote attacker can exploit this, via sending specific IPv6 DHCP packets to the jdhcpd daemon to cause a denial of service condition to clients requesting and not receiving IP addresses.

Solution

Apply the relevant Junos software release referenced in Juniper advisory JSA10920

See Also

http://www.nessus.org/u?d08cf5af

Plugin Details

Severity: High

ID: 124236

File Name: juniper_jsa10920.nasl

Version: 1.3

Type: combined

Published: 4/23/2019

Updated: 2/8/2021

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-2019-0031

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:juniper:junos

Required KB Items: Host/Juniper/JUNOS/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 4/10/2019

Vulnerability Publication Date: 4/10/2019

Reference Information

CVE: CVE-2019-0031

BID: 107874