SARA / Free Tools / CVE / CVE-2018-0026

CVE-2018-0026 — After Junos OS device reboot or upgrade, the stateless firewall filter configura

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

CVSS
4.7 MEDIUM
EPSS
0.77% (top 26.70%)
CWE
—
Published
2018-07-11T18:00:00.000Z
Last modified
2024-09-16T19:10:58.575Z
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

01What is this vulnerability?

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…

02Affected products

VendorProductVersions
Juniper NetworksJunos OS15.1R4, 15.1R5, 15.1R6, 15.1X8

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

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

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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