Skip to content
CVE PROGRAM SOURCE RECORD8.8 High

CVE-2020-1609

Junos OS and Junos OS Evolved: A vulnerability in JDHCPD allows an attacker to send crafted IPv6 packets and arbitrarily execute commands on the target device.

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 IPv6 packets who may then arbitrarily execute commands as root on the target device. This issue affects IPv6 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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Juniper Networks Junos OS

  • 15.1 to < 15.1R7-S6affected
  • 15.1X49 to < 15.1X49-D200affected
  • 15.1X53 to < 15.1X53-D592affected
  • 16.1 to < 16.1R7-S6affected
  • 16.2 to < 16.2R2-S11affected
  • 17.1 to < 17.1R2-S11, 17.1R3-S1affected
  • 17.2 to < 17.2R2-S8, 17.2R3-S3affected
  • 17.3 to < 17.3R3-S6affected
  • 17.4 to < 17.4R2-S7, 17.4R3affected
  • 18.1 to < 18.1R3-S8affected
  • 18.2 to < 18.2R3-S2affected
  • 18.3 to < 18.3R1-S6, 18.3R2-S2, 18.3R3affected
  • 18.4 to < 18.4R1-S5, 18.4R2-S3, 18.4R3affected
  • 19.1 to < 19.1R1-S3, 19.1R2affected
  • 19.2 to < 19.2R1-S3, 19.2R2affected
  • 19.3 to < 19.3R1, 19.3R2affected
  • 18.2X75 to < 18.2X75-D60affected

Juniper Networks Junos OS Evolved

  • unspecified to < 19.3R1affected

References