CVEvulnerability

CVE-2020-1602

8.8 HIGH Published 2020-01-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-01-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.1 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
8.3 HIGH — AV:A/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-416, CWE-78

Description

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. This issue affect IPv4 JDHCPD services. This issue affects: Juniper Networks Junos OS: 15.1 versions prior to 15.1R7-S6; 15.1X49 versions prior to 15.1X49-D200; 15.1X53 versions prior to 15.1X53-D592; 16.1 versions prior to 16.1R7-S6; 16.2 versions prior to 16.2R2-S11; 17.1 versions prior to 17.1R2-S11, 17.1R3-S1; 17.2 versions prior to 17.2R2-S8, 17.2R3-S3; 17.3 versions prior to 17.3R3-S6; 17.4 versions prior to 17.4R2-S7, 17.4R3; 18.1 versions prior to 18.1R3-S8; 18.2 versions prior to 18.2R3-S2; 18.2X75 versions prior to 18.2X75-D60; 18.3 versions prior to 18.3R1-S6, 18.3R2-S2, 18.3R3; 18.4 versions prior to 18.4R1-S5, 18.4R2-S3, 18.4R3; 19.1 versions prior to 19.1R1-S3, 19.1R2; 19.2 versions prior to 19.2R1-S3, 19.2R2*. and All versions prior to 19.3R1 on Junos OS Evolved. This issue do not affect versions of Junos OS prior to 15.1, or JDHCPD operating as a local server in non-relay mode.

Affected configurations

• juniper junos 15.1 • juniper junos 15.1x49 • juniper junos 15.1x53 • juniper junos 16.1 • juniper junos 16.2 • juniper junos 17.1 • juniper junos 17.2 • juniper junos 17.3 • juniper junos 17.4 • juniper junos 18.1 • juniper junos 18.2 • juniper junos 18.2x75 • juniper junos 18.3 • juniper junos 18.4 • juniper junos 19.1 • juniper junos 19.2

Related

Weakness · CWE (2)

  • CWE-416 Use After Free weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness

References