Improper Check for Unusual or Exceptional Conditions vulnerability in Juniper Networks Junos OS on EX4300 Series
CVE-2024-30384

5.5MEDIUM

Key Information:

Status
Vendor
CVE Published:
12 April 2024

Badges

👾 Exploit Exists

Summary

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on EX4300 Series allows a locally authenticated attacker with low privileges to cause a Denial-of-Service (Dos).

If a specific CLI command is issued, a PFE crash will occur. This will cause traffic forwarding to be interrupted until the system self-recovers. 

This issue affects Junos OS: 

All versions before 20.4R3-S10,

21.2 versions before 21.2R3-S7,

21.4 versions before 21.4R3-S6.

Affected Version(s)

Junos OS EX4300 Series 0 < 20.4R3-S10

Junos OS EX4300 Series 21.2 < 21.2R3-S7

Junos OS EX4300 Series 21.4 < 21.4R3-S6

References

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.