Vulnerability in Juniper Ex4300

CVE-2020-1604

On EX4300, EX4600, QFX3500, and QFX5100 Series, a vulnerability in the IP firewall filter component may cause the firewall filter evaluation of certain packets to fail. This issue only affects firewall filter evaluation of certain packets…

EPSS: 0.008 (54.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-1604?
CVE-2020-1604 is a medium-severity vulnerability in Juniper Ex4300, classified under Improper Access Control. CVSS score: 6.5/10. Published 2020-01-15.
How severe is CVE-2020-1604?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-1604 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.