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CVE
PUBLISHED

CVE-2024-39541

Junos OS and Junos OS Evolved: Inconsistent information in the TE database can lead to an rpd crash

Assignerjuniper
Reserved2024-06-25
Published2024-07-11
Updated2024-07-12

Description

An Improper Handling of Exceptional Conditions vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial-of-Service (DoS). When conflicting information (IP or ISO addresses) about a node is added to the Traffic Engineering (TE) database and then a subsequent operation attempts to process these, rpd will crash and restart. This issue affects: Junos OS: * 22.4 versions before 22.4R3-S1, * 23.2 versions before 23.2R2,  * 23.4 versions before 23.4R1-S1, 23.4R2,  This issue does not affect Junos OS versions earlier than 22.4R1. Junos OS Evolved: * 22.4-EVO versions before 22.4R3-S2-EVO, * 23.2-EVO versions before 23.2R2-EVO, * 23.4-EVO versions before 23.4R1-S1-EVO, 23.4R2-EVO, This issue does not affect Junos OS Evolved versions earlier than before 22.4R1.



MEDIUM: 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
HIGH: 7.1CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Problem types

CWE-755 Improper Handling of Exceptional Conditions

Product status

Default status
unaffected

22.4 before 22.4R3-S1
affected

23.2 before 23.2R2
affected

23.4 before 23.4R1-S1, 23.4R2
affected

Any version before 22.4R1
unaffected

Default status
unaffected

22.4-EVO before 22.4R3-S2-EVO
affected

23.2-EVO before 23.2R2-EVO
affected

23.4-EVO before 23.4R1-S1-EVO, 23.4R2-EVO
affected

Any version before 22.4R1
unaffected

References

https://supportportal.juniper.net/JSA83001 vendor-advisory

cve.org CVE-2024-39541

nvd.nist.gov CVE-2024-39541

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