CVE-2024-30402

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Layer 2 Address Learning Daemon(l2ald) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS).

When telemetry requests are sent to the device,and the Dynamic Rendering Daemon (drend) is suspended, the l2ald crashes and restarts due to factors outside the attackers control. Repeated occurrences of these events causes a sustained DoS condition.


This issue affects:
Junos OS:
  *  All versions earlier than20.4R3-S10;
  *  21.2 versions earlier than21.2R3-S7;
  *  21.4 versions earlier than21.4R3-S5;
  *  22.1 versions earlier than22.1R3-S4;
  *  22.2 versions earlier than22.2R3-S3;
  *  22.3 versions earlier than22.3R3-S1;
  *  22.4 versions earlier than22.4R3;
  *  23.2 versions earlier than23.2R1-S2, 23.2R2.



Junos OS Evolved:

  *  All versions earlier than21.4R3-S5-EVO;
  *  22.1-EVO versions earlier than22.1R3-S4-EVO;
  *  22.2-EVO versions earlier than22.2R3-S3-EVO;
  *  22.3-EVO versions earlier than22.3R3-S1-EVO;
  *  22.4-EVO versions earlier than22.4R3-EVO;
  *  23.2-EVO versions earlier than23.2R2-EVO.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
juniperCNA
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 39%
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
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
22.1
juniperjunos
22.1:r1
juniperjunos
22.1:r1-s1
juniperjunos
22.1:r1-s2
juniperjunos
22.1:r2
juniperjunos
22.1:r2-s1
juniperjunos
22.1:r2-s2
juniperjunos
22.1:r3
juniperjunos
22.1:r3-s1
juniperjunos
22.1:r3-s2
juniperjunos
22.1:r3-s3
juniperjunos
22.2
juniperjunos
22.2:r1
juniperjunos
22.2:r1-s1
juniperjunos
22.2:r1-s2
juniperjunos
22.2:r2
juniperjunos
22.2:r2-s1
juniperjunos
22.2:r2-s2
juniperjunos
22.2:r3
juniperjunos
22.2:r3-s1
juniperjunos
22.2:r3-s2
juniperjunos
22.3
juniperjunos
22.3:r1
juniperjunos
22.3:r1-s1
juniperjunos
22.3:r1-s2
juniperjunos
22.3:r2
juniperjunos
22.3:r2-s1
juniperjunos
22.3:r2-s2
juniperjunos
22.3:r3
juniperjunos
22.4
juniperjunos
22.4:r1
juniperjunos
22.4:r1-s1
juniperjunos
22.4:r1-s2
juniperjunos
22.4:r2
juniperjunos
22.4:r2-s1
juniperjunos
22.4:r2-s2
juniperjunos
23.2
juniperjunos
23.2:r1
juniperjunos
23.2:r1-s1
juniperjunos_os_evolved
𝑥
< 21.4
juniperjunos_os_evolved
21.4
juniperjunos_os_evolved
21.4:r1
juniperjunos_os_evolved
21.4:r1-s1
juniperjunos_os_evolved
21.4:r1-s2
juniperjunos_os_evolved
21.4:r2
juniperjunos_os_evolved
21.4:r2-s1
juniperjunos_os_evolved
21.4:r2-s2
juniperjunos_os_evolved
21.4:r3
juniperjunos_os_evolved
21.4:r3-s1
juniperjunos_os_evolved
21.4:r3-s2
juniperjunos_os_evolved
21.4:r3-s3
juniperjunos_os_evolved
21.4:r3-s4
juniperjunos_os_evolved
22.1
juniperjunos_os_evolved
22.1:r1
juniperjunos_os_evolved
22.1:r1-s1
juniperjunos_os_evolved
22.1:r1-s2
juniperjunos_os_evolved
22.1:r2
juniperjunos_os_evolved
22.1:r2-s1
juniperjunos_os_evolved
22.1:r3
juniperjunos_os_evolved
22.1:r3-s1
juniperjunos_os_evolved
22.1:r3-s2
juniperjunos_os_evolved
22.1:r3-s3
juniperjunos_os_evolved
22.2
juniperjunos_os_evolved
22.2:r1
juniperjunos_os_evolved
22.2:r1-s1
juniperjunos_os_evolved
22.2:r1-s2
juniperjunos_os_evolved
22.2:r2
juniperjunos_os_evolved
22.2:r2-s1
juniperjunos_os_evolved
22.2:r2-s2
juniperjunos_os_evolved
22.2:r3
juniperjunos_os_evolved
22.2:r3-s1
juniperjunos_os_evolved
22.2:r3-s2
juniperjunos_os_evolved
22.3
juniperjunos_os_evolved
22.3:r1
juniperjunos_os_evolved
22.3:r1-s1
juniperjunos_os_evolved
22.3:r1-s2
juniperjunos_os_evolved
22.3:r2
juniperjunos_os_evolved
22.3:r2-s1
juniperjunos_os_evolved
22.3:r2-s2
juniperjunos_os_evolved
22.3:r3
juniperjunos_os_evolved
22.4
juniperjunos_os_evolved
22.4:r1
juniperjunos_os_evolved
22.4:r1-s1
juniperjunos_os_evolved
22.4:r1-s2
juniperjunos_os_evolved
22.4:r2
juniperjunos_os_evolved
22.4:r2-s1
juniperjunos_os_evolved
22.4:r2-s2
juniperjunos_os_evolved
23.2
juniperjunos_os_evolved
23.2:r1
juniperjunos_os_evolved
23.2:r1-s1
juniperjunos_os_evolved
23.2:r1-s2
𝑥
= Vulnerable software versions