SARA / Free Tools / CVE / CVE-2018-0049

CVE-2018-0049 — A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an

A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to cause the Junos OS kernel to crash. Continued receipt of this specifically crafted malicious MPLS packet will cause a sustained Denial of Service condition. This issue require it to be rec

CVSS
7.5 HIGH
EPSS
84.00% (top 25.50%)
CWE
Published
2018-10-10T18:00:00.000Z
Last modified
2024-09-17T01:01:10.516Z
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to cause the Junos OS kernel to crash. Continued receipt of this specifically crafted malicious MPLS packet will cause a sustained Denial of Service condition. This issue require it to be received on an interface configured to receive this type of traffic. Affected releases are Juniper Networks Junos OS…

02Affected products

VendorProductVersions
Juniper NetworksJunos OS12.1X46-D76, 12.3X48-D66, 15.1X49-D131
Juniper NetworksJunos OS12.3R12-S10, 15.1R4-S9, 15.1R6-S6, 17.1R1-S7, 17.2R1-S6, 15.1F6-S10, 16.1R3-S8, 16.2R1-S6, 17.1R2-S7, 17.2R2-S4, 17.2X75-D100, 18.2X75-D5
Juniper NetworksJunos OS14.1X53-D47
Juniper NetworksJunos OS14.1X53-D115
Juniper NetworksJunos OS15.1X53-D233
Juniper NetworksJunos OS15.1X53
Juniper NetworksJunos OS15.1X53-D67
Juniper NetworksJunos OS15.1X53-D59
Juniper NetworksJunos OS17.3R3, 17.4R2, 17.3R1-S4, 17.4R1-S3, 18.1R2, 18.2R1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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