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Juniper Junos jdhcpd crash denial of service (JSA10926)

high Nessus Plugin ID 124193

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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 continuously sending a certain DHCPv6 solicit message to the jdhcpd daemon to cause the jdhcpd process to stop responding.

Solution

Apply the relevant Junos software release referenced in Juniper advisory JSA10926

See Also

http://www.nessus.org/u?9096a1d6

Plugin Details

Severity: High

ID: 124193

File Name: juniper_jsa10926.nasl

Version: 1.3

Type: combined

Published: 4/19/2019

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-2019-0037

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-2019-0037

BID: 107894