Junos OS Multiple vulnerabilities (JSA10981)

High Nessus Plugin ID 133863

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VPR Score: 5.9

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 multiple vulnerabilities:
- When a device using Juniper Network's Dynamic Host Configuration Protocol Daemon (JDHCPD) process on Junos OS or Junos OS Evolved which is configured in relay mode it vulnerable to an attacker sending crafted IPv4 packets who may remotely take over the code execution of the JDHDCP process. (CVE-2020-1602)

- When a device using Juniper Network's Dynamic Host Configuration Protocol Daemon (JDHCPD) process on Junos OS or Junos OS Evolved which is configured in relay mode it vulnerable to an attacker sending crafted IPv4 packets who may then arbitrarily execute commands as root on the target device. This issue affects IPv4 JDHCPD services. (CVE-2020-1605)

- When a device using Juniper Network's Dynamic Host Configuration Protocol Daemon (JDHCPD) process on Junos OS or Junos OS Evolved which is configured in relay mode it vulnerable to an attacker sending crafted IPv6 packets who may then arbitrarily execute commands as root on the target device. This issue affects IPv6 JDHCPD services. (CVE-2020-1609)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Apply the relevant Junos software release referenced in Juniper advisory JSA10981.

See Also

https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10981

Plugin Details

Severity: High

ID: 133863

File Name: juniper_jsa10981.nasl

Version: 1.6

Type: combined

Published: 2020/02/24

Updated: 2020/10/16

Dependencies: 55932

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS Score Source: CVE-2020-1605

CVSS v2.0

Base Score: 8.3

Temporal Score: 6.1

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/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: 2020/01/08

Vulnerability Publication Date: 2020/01/08

Reference Information

CVE: CVE-2020-1602, CVE-2020-1605, CVE-2020-1609

JSA: JSA10981