CVE-2021-0225CWE-754

Junos OS Evolved: Stateless IP firewall filter does not work as expected

Medium · published April 22, 2021

CVSS v3.1
5.8
EPSS
1%
Percentile
52.9
In the wild
Unconfirmed
What it is

An Improper Check for Unusual or Exceptional Conditions in Juniper Networks Junos OS Evolved may cause the stateless firewall filter configuration which uses the action 'policer' in certain combinations with other options to not take effect. An administrator can use the following CLI command to see the failures with filter configuration: user@device> show log kfirewall-agent.log | match ERROR Jul 23 14:16:03 ERROR: filter not supported This issue affects Juniper Networks Junos OS Evolved: Versions 19.1R1-EVO and above prior to 20.3R1-S2-EVO, 20.3R2-EVO. This issue does not affect Juniper Networks Junos OS.

The record
Technical detail
CVSS v3.1
5.8 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00708 · 52.9th percentile
Weakness
CWE-754 · Improper Check for Unusual or Exceptional Conditions
Published
2021-04-22T19:36Z
EPSS history
Timeline
  • 22 APR 19:36Z
    Junos OS Evolved: Stateless IP firewall filter does not work as expected
    cvelistv5