CVE-2023-44175

Junos OS and Junos OS Evolved: Receipt of a specific genuine PIM packet causes RPD crash

State: Published
Severity: 6.5 Medium
Published: Oct 12, 2023
Updated: Sep 19, 2024
Reserved: Sep 26, 2023

Description

A Reachable Assertion vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows to send specific genuine PIM packets to the device resulting in rpd to crash causing a Denial of Service (DoS).

Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.

Note: This issue is not noticed when all the devices in the network are Juniper devices.

This issue affects Juniper Networks:

Junos OS:

* All versions prior to 20.4R3-S7; * 21.2 versions prior to 21.2R3-S5; * 21.3 versions prior to 21.3R3-S4; * 21.4 versions prior to 21.4R3-S4; * 22.1 versions prior to 22.1R3-S4; * 22.2 versions prior to 22.2R3; * 22.3 versions prior to 22.3R3; * 22.4 versions prior to 22.4R3.

Junos OS Evolved:

* All versions prior to 22.3R3-EVO; * 22.4-EVO versions prior to 22.4R3-EVO; * 23.2-EVO versions prior to 23.2R1-EVO.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	juniper

Weaknesses

CWE-617 Reachable Assertion

Affected Products

Product	Versions
Junos OSJuniper Networks	before 20.4R3-S7Affected 21.1 to before 21.1R3-S4Affected 21.2 to before 21.2R3-S5Affected 21.3 to before 21.3R3-S4Affected 21.4 to before 21.4R3-S4Affected 22.1 to before 22.1R3-S4Affected 22.2 to before 22.2R3Affected 22.3 to before 22.3R3Affected 22.4 to before 22.4R3Affected
Junos OS EvolvedJuniper Networks	before 22.3R3-EVOAffected 22.4-EVO to before 22.4R3-EVOAffected 23.2-EVO to before 23.2R1-EVOAffected

References

https://supportportal.juniper.net/JSA73141vendor-advisory

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