CVE-2018-0002

MX series, SRX series: Junos OS: Denial of service vulnerability in Flowd on devices with ALG enabled.

State: Published
Severity: 8.2 High
Published: Jan 10, 2018
Updated: Sep 16, 2024
Reserved: Nov 16, 2017

Description

On SRX Series and MX Series devices with a Service PIC with any ALG enabled, a crafted TCP/IP response packet processed through the device results in memory corruption leading to a flowd daemon crash. Sustained crafted response packets lead to repeated crashes of the flowd daemon which results in an extended Denial of Service condition. Affected releases are Juniper Networks Junos OS: 12.1X46 versions prior to 12.1X46-D60 on SRX series; 12.3X48 versions prior to 12.3X48-D35 on SRX series; 14.1 versions prior to 14.1R9 on MX series; 14.2 versions prior to 14.2R8 on MX series; 15.1X49 versions prior to 15.1X49-D60 on SRX series; 15.1 versions prior to 15.1R5-S8, 15.1F6-S9, 15.1R6-S4, 15.1R7 on MX series; 16.1 versions prior to 16.1R6 on MX series; 16.2 versions prior to 16.2R3 on MX series; 17.1 versions prior to 17.1R2-S4, 17.1R3 on MX series. No other Juniper Networks products or platforms are affected by this issue.

Scores

CVSS	Score	Vector	Source
3.0	8.2 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H	juniper

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Junos OSJuniper Networks	12.1X46 to before 12.1X46-D60Affected 12.3X48 to before 12.3X48-D35Affected 15.1X49 to before 15.1X49-D60Affected
Junos OSJuniper Networks	14.1 to before 14.1R9Affected 14.2 to before 14.2R8Affected 15.1 to before 15.1R5-S8, 15.1F6-S9, 15.1R6-S4, 15.1R7Affected 16.1 to before 16.1R6Affected 16.2 to before 16.2R3Affected 17.1 to before 17.1R2-S4, 17.1R3Affected

References

1040178vdb-entry
https://kb.juniper.net/JSA10829

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