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CVE
PUBLISHED

CVE-2024-39528

Junos OS and Junos OS Evolved: Concurrent deletion of a routing-instance and receipt of an SNMP request cause an RPD crash

Assignerjuniper
Reserved2024-06-25
Published2024-07-11
Updated2024-07-11

Description

A Use After Free vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an authenticated, network-based attacker to cause a Denial of Service (DoS).On all Junos OS and Junos Evolved platforms, if a routing-instance deactivation is triggered, and at the same time a specific SNMP request is received, a segmentation fault occurs which causes rpd to crash and restart. This issue affects:    Junos OS: * All versions before 21.2R3-S8,  * 21.4 versions before 21.4R3-S5, * 22.2 versions before 22.2R3-S3, * 22.3 versions before 22.3R3-S2, * 22.4 versions before 22.4R3, * 23.2 versions before 23.2R2.   Junos OS Evolved: * All versions before 21.2R3-S8-EVO, * 21.4-EVO versions before 21.4R3-S5-EVO, * 22.2-EVO versions before 22.2R3-S3-EVO,  * 22.3-EVO versions before 22.3R3-S2-EVO, * 22.4-EVO versions before 22.4R3-EVO, * 23.2-EVO versions before 23.2R2-EVO.



MEDIUM: 5.7CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
MEDIUM: 6.0CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Problem types

CWE-416 Use After Free

Product status

Default status
unaffected

Any version before 21.2R3-S8
affected

21.4 before 21.4R3-S5
affected

22.2 before 22.2R3-S3
affected

22.3 before 22.3R3-S2
affected

22.4 before 22.4R3
affected

23.2 before 23.2R2
affected

Default status
unaffected

Any version before 21.2R3-S8-EVO
affected

21.4-EVO before 21.4R3-S5-EVO
affected

22.2-EVO before 22.2R3-S3-EVO
affected

22.3-EVO before 22.3R3-S2-EVO
affected

22.4-EVO before 22.4R3-EVO
affected

23.2-EVO before 23.2R2-EVO
affected

References

https://supportportal.juniper.net/JSA82987 vendor-advisory

cve.org CVE-2024-39528

nvd.nist.gov CVE-2024-39528

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