CVE-2018-0017

SRX Series: Denial of service vulnerability in flowd daemon on devices configured with NAT-PT

Published Apr 11, 2018 CVSS 3.0 · 7.5 High EPSS 1.9% KEV · Not listed
Description
A vulnerability in the Network Address Translation - Protocol Translation (NAT-PT) feature of Junos OS on SRX series devices may allow a certain valid IPv6 packet to crash the flowd daemon. Repeated crashes of the flowd daemon can result in an extended denial of service condition for the SRX device. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D72; 12.3X48 versions prior to 12.3X48-D55; 15.1X49 versions prior to 15.1X49-D90.

Remediation

Vendor Solution

The following software releases have been updated to resolve this specific issue: 12.1X46-D76 (pending release), 12.3X48-D55, 15.1X49-D90, 17.3R1, and all subsequent releases.


Vendor Workaround

There are no viable workarounds for this issue.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-0842 A vulnerability in the Network Address Translation - Protocol Translation (NAT-PT) feature of Junos OS on SRX series devices may allow a certain valid IPv6 packet to crash the flowd daemon. Repeated crashes of the flowd daemon can result in an extended denial of service condition for the SRX device. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D72; 12.3X48 versions prior to 12.3X48-D55; 15.1X49 versions prior to 15.1X49-D90.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
juniper
Published
Updated
Sep 16, 2024, 4:58 PM
Reserved
Nov 16, 2017, 12:00 AM
Status
Modified
Published
Apr 11, 2018, 7:29 PM
Modified
Jun 17, 2026, 1:29 AM