CVE-2018-0026

Junos OS: Stateless IP firewall filter rules stop working as expected after reboot or upgrade

State
Published
Severity
4.7 Medium
Published
Jul 11, 2018
Updated
Sep 16, 2024
Reserved
Nov 16, 2017

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Description

After Junos OS device reboot or upgrade, the stateless firewall filter configuration may not take effect. This issue can be verified by running the command: user@re0> show interfaces <interface_name> extensive | match filters" CAM destination filters: 0, CAM source filters: 0 Note: when the issue occurs, it does not show the applied firewall filter. The correct output should show the applied firewall filter, for example: user@re0> show interfaces <interface_name> extensive | match filters" CAM destination filters: 0, CAM source filters: 0 Input Filters: FIREWAL_FILTER_NAME-<interface_name> This issue affects firewall filters for every address family. Affected releases are Juniper Networks Junos OS: 15.1R4, 15.1R5, 15.1R6 and SRs based on these MRs. 15.1X8 versions prior to 15.1X8.3.

Scores

CVSSScoreVectorSource
3.04.7 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:Njuniper

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
Junos OSJuniper Networks
  • 15.1R4, 15.1R5, 15.1R6Affected
  • 15.1X8 to before 15.1X8.3Affected

References

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