CVE-2018-0034

Junos OS: A malicious crafted IPv6 DHCP packet may cause the JDHCPD daemon to core

MEDIUM

5.3

CVSS Score

Published: July 11, 2018 at 06:00 PM UTC

Updated: June 17, 2026 at 01:29 AM UTC

53 products affected across 2 vendorsJunosSRX5600SRX5800

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Severity

MEDIUM5.3

Exploit prediction

EPSS 2%

Description

A Denial of Service vulnerability exists in the Juniper Networks Junos OS JDHCPD daemon which allows an attacker to core the JDHCPD daemon by sending a crafted IPv6 packet to the system. This issue is limited to systems which receives IPv6 DHCP packets on a system configured for DHCP processing using the JDHCPD daemon. This issue does not affect IPv4 DHCP packet processing. Affected releases are Juniper Networks Junos OS: 12.3 versions prior to 12.3R12-S10 on EX Series; 12.3X48 versions prior to 12.3X48-D70 on SRX Series; 14.1X53 versions prior to 14.1X53-D47 on EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100; 14.1X53 versions prior to 14.1X53-D130 on QFabric; 15.1 versions prior to 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D140 on SRX Series; 15.1X53 versions prior to 15.1X53-D67 on QFX10000 Series; 15.1X53 versions prior to 15.1X53-D233 on QFX5110, QFX5200; 15.1X53 versions prior to 15.1X53-D471 on NFX 150, NFX 250; 16.1 versions prior to 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7; 16.2 versions prior to 16.2R2-S5, 16.2R3; 17.1 versions prior to 17.1R1-S7, 17.1R2-S7, 17.1R3; 17.2 versions prior to 17.2R1-S6, 17.2R2-S4, 17.2R3; 17.3 versions prior to 17.3R1-S4, 17.3R2-S2, 17.3R3; 17.4 versions prior to 17.4R1-S3, 17.4R2.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Junos · Juniper Networks

95%

12.3 ≤ v < 12.3R12-S1012.3X48 ≤ v < 12.3X48-D7014.1X53 ≤ v < 14.1X53-D13014.1X53 ≤ v < 14.1X53-D4715.1 ≤ v < 15.1R4-S9, 15.1R6-S6, 15.1R715.1X49 ≤ v < 15.1X49-D14015.1X53 ≤ v < 15.1X53-D23315.1X53 ≤ v < 15.1X53-D47115.1X53 ≤ v < 15.1X53-D6716.1 ≤ v < 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R716.2 ≤ v < 16.2R2-S5, 16.2R317.1 ≤ v < 17.1R1-S7, 17.1R2-S7, 17.1R317.2 ≤ v < 17.2R1-S6, 17.2R2-S4, 17.2R317.3 ≤ v < 17.3R1-S4, 17.3R2-S2, 17.3R317.4 ≤ v < 17.4R1-S3, 17.4R212.3 12.3 r1 12.3 r10 12.3 r11 12.3 r12 12.3 r2 12.3 r3 12.3 r4 12.3 r5 12.3 r6 12.3 r7 12.3 r8 12.3 r9 12.3X4812.3x4812.3x48 d10 12.3x48 d15 12.3x48 d20 12.3x48 d25 12.3x48 d30 12.3x48 d35 12.3x48 d40 12.3x48 d45 12.3x48 d50 12.3x48 d55 12.3x48 d60 12.3x48 d65 14.1X5314.1x5314.1x53 d10 14.1x53 d121 14.1x53 d15 14.1x53 d16 14.1x53 d20 14.1x53 d25 14.1x53 d26 14.1x53 d27 14.1x53 d30 14.1x53 d35 14.1x53 d40 14.1x53 d42 14.1x53 d43 14.1x53 d44 14.1x53 d45 14.1x53 d4614.1x53 d4715.1 15.1 f2 15.1 f3 15.1 f4 15.1 f5 15.1 r1 15.1 r2 15.1 r3 15.1 r4 15.1 r6-s6 15.1 r7 15.1X49 15.1X5315.1x4915.1x49 d10 15.1x49 d100 15.1x49 d110 15.1x49 d120 15.1x49 d130 15.1x49 d20 15.1x49 d30 15.1x49 d35 15.1x49 d40 15.1x49 d45 15.1x49 d50 15.1x49 d60 15.1x49 d65 15.1x49 d70 15.1x49 d75 15.1x49 d80 15.1x49 d9015.1x5315.1x53 d10 15.1x53 d20 15.1x53 d21 15.1x53 d210 15.1x53 d230 15.1x53 d231 15.1x53 d232 15.1x53 d30 15.1x53 d32 15.1x53 d33 15.1x53 d34 15.1x53 d40 15.1x53 d45 15.1x53 d50 15.1x53 d51 15.1x53 d52 15.1x53 d55 15.1x53 d56 15.1x53 d57 15.1x53 d5815.1x53 d5915.1x53 d60 15.1x53 d61 15.1x53 d62 15.1x53 d63 15.1x53 d64 15.1x53 d65 15.1x53 d6615.1x53 d6716.1 16.1 r1 16.1 r2 16.1 r3 16.1 r4-s8 16.1 r5-s4 16.1 r6-s3 16.1 r7 16.2 16.2 r1 16.2 r2 16.2 r3 17.1 17.1 r1 17.1 r2-s7 17.1 r3 17.2 17.2 r1 17.2 r2-s4 17.2 r3 17.3 17.3 r1 17.3 r2-s2 17.3 r3 17.4 17.4 r1 17.4 r2

Affected range stops below 12.3R12-S10, so it looks safe — our inference, not a vendor statement

Affected range stops below 12.3X48-D70, so it looks safe — our inference, not a vendor statement

Affected range stops below 14.1X53-D130, so it looks safe — our inference, not a vendor statement

Affected range stops below 14.1X53-D47, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.1R4-S9, 15.1R6-S6, 15.1R7, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.1X49-D140, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.1X53-D233, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.1X53-D471, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.1X53-D67, so it looks safe — our inference, not a vendor statement

Affected range stops below 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7, so it looks safe — our inference, not a vendor statement

Affected range stops below 16.2R2-S5, 16.2R3, so it looks safe — our inference, not a vendor statement

Affected range stops below 17.1R1-S7, 17.1R2-S7, 17.1R3, so it looks safe — our inference, not a vendor statement

Affected range stops below 17.2R1-S6, 17.2R2-S4, 17.2R3, so it looks safe — our inference, not a vendor statement

Affected range stops below 17.3R1-S4, 17.3R2-S2, 17.3R3, so it looks safe — our inference, not a vendor statement

Affected range stops below 17.4R1-S3, 17.4R2, so it looks safe — our inference, not a vendor statement

juniper-ex2200 (environment) · juniper-ex2200-c (environment) · juniper-ex2200-vc (environment) · juniper-ex3200 (environment) · juniper-ex3300 (environment) · juniper-ex3300-vc (environment) · juniper-ex4200 (environment) · juniper-ex4200-vc (environment) · juniper-ex4300 (environment) · juniper-ex4500 (environment) · juniper-ex4500-vc (environment) · juniper-ex4550 (environment) · juniper-ex4550-vc (environment) · juniper-ex4600 (environment) · juniper-ex6200 (environment) · juniper-ex8200 (environment) · juniper-ex8200-vc (environment) · juniper-ex8200-vc-xre (environment) · juniper-ex9200 (environment) · juniper-nfx150 (environment) · juniper-nfx250 (environment) · juniper-qfx10002 (environment) · juniper-qfx10008 (environment) · juniper-qfx10016 (environment) · juniper-qfx3000-g (environment) · juniper-qfx3000-m (environment) · juniper-qfx3500 (environment) · juniper-qfx3600 (environment) · juniper-qfx5100 (environment) · juniper-qfx5110 (environment) · juniper-qfx5200 (environment) · juniper-srx100 (environment) · juniper-srx110 (environment) · juniper-srx1400 (environment) · juniper-srx1500 (environment) · juniper-srx210 (environment) · juniper-srx220 (environment) · juniper-srx240 (environment) · juniper-srx300 (environment) · juniper-srx320 (environment) · juniper-srx340 (environment) · juniper-srx3400 (environment) · juniper-srx345 (environment) · juniper-srx3600 (environment) · juniper-srx4100 (environment) · juniper-srx4200 (environment) · juniper-srx5400 (environment) · juniper-srx550 (environment) · juniper-srx550-hm (environment) · juniper-srx5600 (environment) · juniper-srx5800 (environment) · juniper-srx650 (environment)

Ex2200 · Juniperdevice

80%

All versions

Ex2200-C · Juniperdevice

80%

All versions

Ex2200-Vc · Juniperdevice

80%

All versions

Ex3200 · Juniperdevice

80%

All versions