CVE-2024-47503 Information

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow processing daemon (flowd) of Juniper Networks Junos OS on SRX4600 and SRX5000 Series allows an unauthenticated and logically adjacent attacker to cause a Denial-of-Service (DoS).

If in a multicast scenario a sequence of

specific PIM packets is received this will cause a flowd crash and restart which leads to momentary service interruption. This issue affects Junos OS on SRX 4600 and SRX 5000 Series:

All versions before 21.4R3-S9
22.2 versions before 22.2R3-S5
22.3 versions before 22.3R3-S4
22.4 versions before 22.4R3-S4
23.2 versions before 23.2R2-S2
23.4 versions before 23.4R2 
24.2 versions before 24.2R1-S1 24.2R2.

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://supportportal.juniper.net/JSA88133

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5