CVE-2024-47499 Information

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network based attacker to cause a Denial of Service (DoS). 

In a scenario where BGP Monitoring Protocol (BMP) is configured with rib-in pre-policy monitoring receiving a BGP update with a specifically malformed AS PATH attribute over an established BGP session can cause an RPD crash and restart.

This issue affects:

Junos OS: 

All versions before 21.2R3-S8
21.4 versions before 21.4R3-S8
22.2 versions before 22.2R3-S4
22.3 versions before 22.3R3-S3
22.4 versions before 22.4R3-S2
23.2 versions before 23.2R2-S1
23.4 versions before 23.4R1-S2 23.4R2;

Junos OS Evolved:

All versions before 21.2R3-S8-EVO
21.4 versions before 21.4R3-S8-EVO
22.2 versions before 22.2R3-S4-EVO
22.3 versions before 22.3R3-S3-EVO
22.4 versions before 22.4R3-S2-EVO
23.2 versions before 23.2R2-S1-EVO
23.4 versions before 23.4R1-S2-EVO 23.4R2-EVO.

CVSS Vector

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

Reference

https://supportportal.juniper.net/JSA88129

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

7.5