01 Record

CVE-2018-0049

Junos OS: Receipt of a specifically crafted malicious MPLS packet leads to a Junos kernel crash.

HighPUBLISHEDCNA: juniper

CNA base score7.5 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

View raw JSON

02 Description

Junos OS: Receipt of a specifically crafted malicious MPLS packet leads to a Junos kernel crash.

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 2.21% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 82.0% of scored records. A rank, not a probability.
NVD base score: 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2018-10-10 18:00Z8 YR AGO

Last updated

2024-09-17 01:01Z2 YR AGO

Reserved

2017-11-16

Assigning CNA

juniper

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

a65957e431e928bb9283d3c4f33cb338a828d1967b38439908a38a9ba4772722

05 Affected products

VendorProductVersionsPlatforms

Juniper NetworksJunos OS12.1X46-D76 to < 12.1X46*, 12.3X48-D66 to < 12.3X48*, 15.1X49-D131 to < 15.1X49*, 12.3R12-S10, 15.1R4-S9, 15.1R6-S6, 17.1R1-S7, 17.2R1-S6, 15.1F6-S10 to < 15.1*, 16.1R3-S8 to < 16.1*, 16.2R1-S6 to < 16.2*, 17.1R2-S7 to < 17.1*, 17.2R2-S4 to < 17.2*, 17.2X75-D100 to < 17.2X75*, 18.2X75-D5 to < 18.2X75*, 14.1X53-D47, 14.1X53-D115 to < 14.1X53*, 15.1X53-D233 to < 15.1X53*, 15.1X53 to 15.1X53-D471, 15.1X53-D67, 15.1X53-D59, 17.3R3, 17.4R2, 17.3R1-S4 to < 17.3*, 17.4R1-S3 to < 17.4*, 18.1R2 to < 18.1*, 18.2R1 to < 18.2*SRX100, SRX110, SRX210, SRX220, SRX240m, SRX550m SRX650, SRX300, SRX320, SRX340, SRX345, SRX1500, SRX4100, SRX4200, SRX4600 and vSRX, EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100, QFabric System, QFX5200/QFX5110, NFX150, NFX250, QFX10000 Series, EX2300/EX3400, All non-SRX Series and SRX100, SRX110, SRX210, SRX220, SRX240m, SRX550m SRX650, SRX300, SRX320, SRX340, SRX345, SRX1500, SRX4100, SRX4200, SRX4600 and vSRX

06 References

www.securityfocus.com105701http://www.securityfocus.com/bid/105701vdb-entryx_refsource_BID
kb.juniper.nethttps://kb.juniper.net/KB30092x_refsource_MISC
www.securitytracker.com1041850http://www.securitytracker.com/id/1041850vdb-entryx_refsource_SECTRACK
kb.juniper.nethttps://kb.juniper.net/JSA10883x_refsource_CONFIRM

07 Remediation

The following software releases have been updated to resolve this specific issue: 12.1X46-D81, 12.3R12-S11, 12.3X48-D75, 14.1X53-D130, 14.1X53-D48, 15.1R7-S2, 15.1X49-D150, 5.1X53-D235, 15.1X53-D495, 15.1X53-D68, 15.1X53-D590, 16.1R4-S12, 16.1R6-S6, 16.1R7-S2, 16.1X65-D48, 16.2R2-S7, 16.2R3, 17.1R2-S9, 17.1R3, 17.2R1-S7, 17.2R2-S6, 17.2R3, 17.2X75-D101, 17.2X75-D110, 17.3R2-S4, 17.3R3-S1, 17.3R4, 17.4R1-S5, 17.4R2-S1, 17.4R3, 18.1R2-S3, 18.1R3, 18.2R1-S2, 18.2R1-S3, 18.2R2, 18.2X75-D20, 18.3R1, and all subsequent releases. Additionally, the following software releases have been re-released to the Juniper download pages to resolve this specific issue: 12.1X46-D76.1, 12.3X48-D70.4, 14.1X53-D47.6, 15.1F6-S10.11, 15.1R6-S6.2, 15.1R7.9, 15.1X49-D140.3, 15.1X53-D233.2, 15.1X53-D59.4, 15.1X53-D67.6, 16.1R6-S3.2, 16.1R7-S1.2, 16.1R7.8, 17.2X75-D100.6, 17.3R2-S2.2, 17.3R3.10, 17.4R1-S3.4, 18.1R2.6. Note: The final ".xy" numeric entry, for example the .4 in 12.3X48-D70.4, on a release in this notice is the respin release number. Customer's should check the respin release number on the version of Junos OS to confirm vulnerability.