CVE-2024-30410

EUVD-2024-28331
An Incorrect Behavior Order in the routing engine (RE) of Juniper Networks Junos OS on EX4300 Series allows traffic intended to the device to reach the RE instead of being discarded when the discard term is set in loopback (lo0) interface. The intended function is that the lo0 firewall filter takes precedence over the revenue interface firewall filter. 

This issue affects only IPv6 firewall filter.

This issue only affects the EX4300 switch.  No other products or platforms are affected by this vulnerability. 

This issue affects Juniper Networks Junos OS:

  *  All versions before 20.4R3-S10,
  *  from 21.2 before 21.2R3-S7,
  *  from 21.4 before 21.4R3-S6.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.8 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
juniperCNA
5.8 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 48%
Affected Products (NVD)
VendorProductVersion
juniperjunos
𝑥
< 20.4
juniperjunos
20.4
juniperjunos
20.4:r1
juniperjunos
20.4:r1-s1
juniperjunos
20.4:r2
juniperjunos
20.4:r2-s1
juniperjunos
20.4:r2-s2
juniperjunos
20.4:r3
juniperjunos
20.4:r3-s1
juniperjunos
20.4:r3-s2
juniperjunos
20.4:r3-s3
juniperjunos
20.4:r3-s4
juniperjunos
20.4:r3-s5
juniperjunos
20.4:r3-s6
juniperjunos
20.4:r3-s7
juniperjunos
20.4:r3-s8
juniperjunos
20.4:r3-s9
juniperjunos
21.2
juniperjunos
21.2:r1
juniperjunos
21.2:r1-s1
juniperjunos
21.2:r1-s2
juniperjunos
21.2:r2
juniperjunos
21.2:r2-s1
juniperjunos
21.2:r2-s2
juniperjunos
21.2:r3
juniperjunos
21.2:r3-s1
juniperjunos
21.2:r3-s2
juniperjunos
21.2:r3-s3
juniperjunos
21.2:r3-s4
juniperjunos
21.2:r3-s5
juniperjunos
21.2:r3-s6
juniperjunos
21.4:r1
juniperjunos
21.4:r1-s1
juniperjunos
21.4:r1-s2
juniperjunos
21.4:r2
juniperjunos
21.4:r2-s1
juniperjunos
21.4:r2-s2
juniperjunos
21.4:r3
juniperjunos
21.4:r3-s1
juniperjunos
21.4:r3-s2
juniperjunos
21.4:r3-s3
juniperjunos
21.4:r3-s4
juniperjunos
21.4:r3-s5
𝑥
= Vulnerable software versions